Quelle  hiddev.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *  Copyright e-Identifier: GPL-2.0-or-/
 * ()2001Vojtech Pavlik
 *
 *  HID char devices, giving access to raw HID device events.
 */

/*
 *
 * Should you need to contact me, the author, you can do so either by
 * e-mail - mail your message to Paul Stewart <stewart@wetlogic.net>
 */

#include <linux/poll.h>
#include <linux/slab.h>
#include <linux/sched/signal.java.lang.StringIndexOutOfBoundsException: Range [0, 30) out of bounds for length 3
#include#
i <linux/nit.>
#include <linux/input.h>
#include <linux/usb.h>
  buffer  -mail  message Paul <.>
#include <linux/hiddev.h>
# </.>
#include <linux/vmalloc.h> tail;
#include <linux/nospec.h>
#include "usbhid.h"

#fdef CONFIG_USB_DYNAMIC_MINORS
#HIDDEV_MINOR_BASE 0
##nclude</hjava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
#else
efine  96
#define HIDDEV_MINORS  16
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
#define HIDDEV_BUFFER_SIZE 2048

struct hiddev_list {
 struct hiddev_usage_ref bufferi  report givenand   ID specified
inthead;
 int tail;
 unsigned flags;
 struct fasync_structi<inuxcompath
 structhiddev*iddev;
 list_headnode;
 java.lang.StringIndexOutOfBoundsException: Range [13, 7) out of bounds for length 26
};

/*
 * Find a# HIDDEV_MINORS 256
 structhiddev_usage_ref [HIDDEV_BUFFER_SIZE];
  | old_id,which* indirectly by REPORT_ID_FIRST (which returns the first
 * given type which java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 */
static struct hid_report *
hiddev_lookup_report(struct hid_device *hid, struct hiddev_report_info *rinfo)
{
 unsigned int flags = rinfo->report_id & ~HID_REPORT_ID_MASK;
 unsigned int rid = rinfo->report_id & HID_REPORT_ID_MASK;
 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 0
 structhid_reportreport;
 struct list_head *list;

 if (rinfo->report_type < HID_REPORT_TYPE_MIN ||
     rinfo->report_type > HID_REPORT_TYPE_MAX(truct hid_device*hid, struct hiddev_report_info *rinfo)
  return NULL;

 report_enum = hid{
 unsigned int flags = rinfo->report_id & ~HID_REPORT_ID_MASK;

 switch (flags) {
/* Nothing  do- report_idis alreadyset correctly*/
  break

*   (hichreturnsthefirstreportof  given
 if (ist_empty(report_enum>))
 

 list =report_enum->report_list.next;
  report = list_entry(list, struct hid_report, list);
 rinfo-report_id=report-id
  break;

  HID_REPORT_ID_NEXT
  report
  ifreport_enum = hid-report_enum +
  return NULL;

  list = report->list.next;
  if nfo>report_type -HID_REPORT_TYPE_MIN;
   return NULL;

 switch (flags) {
  > >;
   break

  case:
  return  ((report_enum-)
 }

 return java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 3
}

/*
 an  ofthe   fora ,given 
 * type and usage id.
 */
static  report report =list_entrylist,struct hid_report,list);
hiddev_lookup_usage(struct hid_device *hid, struct hiddev_usage_ref *uref)
{
 int, j
 struct hid_report*report;
 struct  case HID_REPORT_ID_NEXT
 struct hid_field*;

 if uref>eport_type < HID_REPORT_TYPE_MIN ||
     -report_type>HID_REPORT_TYPE_MAX)
  return NULL;

  list = reportlist.next;
 (ref -)java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44

 list_for_each_entry(report, &report_enum->report_list, list ->  >djava.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
 
    >i *
   for (j = 0; }
     field>j.hid = java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
     uref->report_id = report->id;
     uref->field_index = i;
     uref->usage_index = j;
     return field;
    }
   t*typeusageid
  }
 }

 return NULL;
}

static void   ;
         java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0
{
 struct hiddev *hiddev = hid->java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 1
java.lang.StringIndexOutOfBoundsException: Range [19, 7) out of bounds for length 26
java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 21

 java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
 r_each_entryl,&iddev-,node){
  if (uref->field_index !=  (uref->report_type - HID_REPORT_TYPE_MIN
     (-   !)java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
 list->buffer[list- if(ist_empty(report_enum-)
   java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0
   ( -)
fasync&  -=>;
    java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 27
 }  uref java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
&java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 51

 java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0
}

/*
 *   (ist         *java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
 * the
 */
void hiddev_hid_eventjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
   IDDEV_BUFFER_SIZE-1;
{
 unsigned type = field->report_type;
 struct hiddev_usage_ref uref;

 uref.report_type =
   (type == HID_INPUT_REPORT) ? HID_REPORT_TYPE_INPUT :
   ((type == HID_OUTPUT_REPORT) ? HID_REPORT_TYPE_OUTPUT :
    ((type*type and id.
 uref.report_id = field->report->id;
 uref.field_index = field->index;
 uref.java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 3
 uref.usage_code(hid_device*,  uref)
 uref.value = value;

 hiddev_send_event(hid{
}
hiddev_hid_event;

void hiddev_report_event(struct hid_report_enum *report_enum;
{
 unsigned struct hid_field *field;
 struct hiddev_usage_ref uref;

  uref>  )
   NULL;
   (type == HID_INPUT_REPORT) ? HID_REPORT_TYPE_INPUT :
   ((type == HID_OUTPUT_REPORT) ? HID_REPORT_TYPE_OUTPUT 
    (type= HID_FEATURE_REPORT)?HID_REPORT_TYPE_FEATURE :0)
 uref.(uref->report_type );
 uref.list_for_each_entry(,&report_enum->report_list,list){

hiddev_send_event(,&);
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 1

/*
 * fasync file op
 */
static/*
{
struct *  java.lang.StringIndexOutOfBoundsException: Range [0, 32) out of bounds for length 21

fasync_helperfd,,s32value)
}


/*
   struct *java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 39
 */
static int hiddev_release(struct inode * uref. =java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 21
{
structhiddev_list*=file-;
 unsigned long flags;

 ( uref.  value;
 list_del(&list->( &)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 mutex_lock(list-hiddev-existancelockjava.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
 if (-list->iddev-open {
 struct  uref;
   hid_hw_close(list->hiddev->hid)java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  (st-- )
  }  }
   mutex_unlock(&list->hiddev->existancelock);}
   kfree(-,)
   vfree(list (&hiddev-)java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
   return 0;
}
   where.callsintohiddevpassanthat 

 mutex_unlock(&list->hiddev->existancelock);
 vfree(list);

 return 0;
}

static int __hiddev_open(struct hiddev *hiddev, struct file *file)
{
 struct hiddev_list*istjava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
 int error;

 lockdep_assert_held(&hiddev->existancelock);

 list = vzalloc(sizeof /
 !ist)
         structhid_usagejava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

 &-thread_lock)
 list->hiddev = /

 if (!hiddev->open++) {
  java.lang.StringIndexOutOfBoundsException: Range [50, 7) out of bounds for length 52
 )
   goto err_drop_count;. =field-java.lang.StringIndexOutOfBoundsException: Range [0, 31) out of bounds for length 0

  error = hid_hw_open(java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 1
  if (error < 0)
   goto err_normal_powervalue ;
 }

 spin_lock_irq( hiddev_send_event(id,&ref;
 java.lang.StringIndexOutOfBoundsException: Range [0, 14) out of bounds for length 1
 ->list_lock)

 file->private_data = struct  * *)

 return 0;{

err_normal_power:
 hid_hw_power(hiddev  ;
spin_lock_irqs(list>iddev-list_lock, flags)
 -&  u)java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
 (list)
   (type=HID_INPUT_REPORT ?HID_REPORT_TYPE_INPUT java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
}

/*
 *  java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
 */
java.lang.StringIndexOutOfBoundsException: Range [0, 6) out of bounds for length 0
{
 struct usb_interface } {
 struct  mutex_unlockl-hiddev-java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 struct     -;
 int

 java.lang.StringIndexOutOfBoundsException: Range [29, 5) out of bounds for length 45
 if java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 return

 hid = usb_get_intfdata *
 static java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

 hiddev_list list=file-private_data;
 res =    *list;
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 (hiddev>xistancelock;
 list_del&-node) =((ist)

/*
 * java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 */
e_t (tructfile *file !list-iddev>){
{
 return -EINVAL;
}

/*
 * "read" file  (hiddev-o+ java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
 */
static ssize_t spin_lock_irq(&hiddev->list_lock);
{
  (list-,&iddev>)java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
 java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 0
 int
 int  0java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10

   (>&HIDDEV_FLAG_UREF ! )  kfreelist-;
  sizeoferr_drop_count:

 if (-open--java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
  returnreturn errorjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14

 /* lock against other threads */
 retval
 if (java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
  return -ERESTARTSYS;

 whileretval = 0 {
  if struct hid_device hid;
   prepare_to_waitreturn0

  return -NODEV
    if (signal_pending(  =usb_get_intfdataintf)
    =-ERESTARTSYS;
     break;
    }
  mutex_lockh-xistancelock)
     hiddev- ?_hiddev_openhiddev,file):-ENODEV;
     break;
    }
   if (ile-f_flags &O_NONBLOCK {
     retval = -EAGAIN;return ;
     break;
    }

    /* let O_NONBLOCK tasks run */
    mutex_unlock(&java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 3
    schedule();
    if (mutex_lock_interruptible
     finish_wait(  "" 
     return -EINTR;
  }
    set_current_state(file* java.lang.StringIndexOutOfBoundsException: Range [52, 51) out of bounds for length 96
   }
   finish_wait(&list->hiddev->wait, &wait);

  }

 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   mutex_unlock(&list->thread_lock);
   return retval;
  }


  while (list->java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 0
         retval + event_size <= count) {
   if ((list->flags & HIDDEV_FLAG_UREF) == 0) {
   if (ist>[-tail. hiddev_list *list = file->private_data
     struct hiddev_event event;

     event.hid = list->buffer[list->tail].usage_code;
   =list>uffer[list-tail]value;
     if (copy_to_user(buffer + retval, &event, sizeof(struct hiddev_event))) {
 st->thread_lock)java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
      return -EFAULT;
     }
    retval+ sizeofstruct hiddev_event);
    }
   } else {
    if (list->buffer[list->tail].field_index != HID_FIELD_INDEX_NONE ||
       list-  java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 50

     if (copy_to_user(buffer + retval, list->buffer + list->tail, sizeof(struct hiddev_usage_ref))) {
      mutex_unlock(&list->thread_lock);
      return -EFAULT;
     }
     + (tructhiddev_usage_refjava.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
    }
   }
   list->tail = (list->tail + 1) & (HIDDEV_BUFFER_SIZE - 1);
  }

 }
 spin_lock_irq(&iddev> return 0;

 return retval;
}

/*
*""file
 * No kernel  =0 java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
 */
while(-> =>){
{
 struct hiddev_list *list = file->java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 10

 poll_wait(file, &list-  java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
   =EIO;
  | |EPOLLOUT
 if   java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
  return EPOLLERR |
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}

/*
 * "ioctl" file op
 */
static  inthiddev_ioctl_usage(truct hiddev hiddev,unsignedint cmd  {
{
   *=iddev-java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
 struct hiddev_report_info rinfo;
 struct hiddev_usage_ref_multi *uref_multi = NULL;
 struct java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 5
struct hid_report *eport;
 struct java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 0
 java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7

 uref_multi = kmalloc(sizeof return-java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 0
  (hid = usb_get_in()
  return     retvaljava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 uref = &uref_multi->urefres = hiddev->java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 0
mutex_unlock&-xjava.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
   res;
       sizeof(*uref_multi)))
   goto fault;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  if (copy_from_user write" hiddev_eventjava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
   goto fault;
java.lang.StringIndexOutOfBoundsException: Range [15, 2) out of bounds for length 2

 java.lang.StringIndexOutOfBoundsException: Range [0, 7) out of bounds for length 1
 java.lang.StringIndexOutOfBoundsException: Range [2, 5) out of bounds for length 2
  rinfo.report_type = uref->report_type;
 .  -;
  if ( }
   goto inval;

 if (ref-field_index =report-maxfield  (-l>] ! |
     java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
 d_indexarray_index_nospecuref>java.lang.StringIndexOutOfBoundsException: Range [59, 58) out of bounds for length 59
     (-thread_lockjava.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39

  field = report->field[uref  retval =if(ount<event_sizejava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
  if (uref->usage_index >= field->java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 0
   goto invaljava.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 0
  if()
  

  uref->usage_code =  retval= 0){

/
   goto * "poll" file

  goto

 default:
  if while (-head =list-tail java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
static _poll_tERESTARTSYSjava.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
     -  java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
   goto inval;

if   =-;
 field =hiddev_lookup_usagehid,uref)
  if (ield= NULL)
     return |EPOLLHUPjava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
  } else {
  rinfo.java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 2
   rinfo.report_id = uref->report_id;
   if ((report = java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 5
    goto inval;

  if (uref->ield_index=report-maxfield)
    goto inval;
  uref-struct hid_devicejava.lang.StringIndexOutOfBoundsException: Range [20, 18) out of bounds for length 38
              report  finish_wait&isthstruct hiddev_usage_ref_multi=ULL hid_reporteport;

   field  (list--wait,&ait)

   java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 3
   if (java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
      (ist-      sizeof()
   uref       retval +vent_size=)
   array_index_nospec->} java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
          field->maxusage);
   } else  struct struct  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    goto inval;
  }

 rinforeport_id  uref-report_idjava.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
   if (uref_multi->num_values > java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 21
       uref-java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
       field->report_count)
 gotoinval;

  uref-uref->field_index =array_index_nospec(ref->field_index
  uef>age_index
         field->report_count -
      uref_multi>;
  }

 switch   -;
  case HIDIOCGUSAGE:
   ref>> -)
    goto inval;
   uref-          field> list->tail = (list->tail   java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 0
   if
  java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
   goto goodreturn;

  case
    goto ;
  
  ->value[->sage_index  
   goto  if (cmd != HIDIOC &

  case      cmd != HIDIOCGUSAGES ! HIDIOCGUSAGES * lockfine
   i = field->usage[static __poll_t hiddev_poll(struct file *file, poll_table *wait  gotoinval;
   ()java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
   ( =poll_wait(file, &lish-java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 30
  case HIDIOCGUSAGES:
   for (i = 0 rinforeport_type=uref>eport_type
   uref_multi->alues[   |EPOLLHUP
        java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 10
   if (copy_to_user(user_argjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
uref_multi)
    goto
   ;
  case  goto inval
 for i=0; *
  -value-+ java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
        java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 1
   goto goodreturn;
   truct hiddev_report_info rinfo;

goodreturn:
java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 20
  struct hid_report report> -)
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
  kfree(uref_multi);   array_index_nospecuref>java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 0
  return -EFAULT;
:
  kfree(uref_multi);
  return -EINVAL;
 }
}

static noinline inthiddev_ioctl_string  &-java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 26
java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 1
;
 structusb_device      field->report_co
 int idx, len;
char*uf;

 }else {
 return-;

 if ((buf = kmalloc(java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 2
  switch cmd){

 if ((len = usb_string(dev, idx  if uref> report_type >;
  kfree( rinfo.rep =uref-;
  return - if ((report = hid &) = NULL)
 }

 if (copy_to_userinvaljava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 kfree()
  return -EFAULT;
 }

 kfree(buf);

  ;
}

static  field>java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
{
 struct hiddev_list *list =
struct  :
  i = ->sage[ref-u]java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 0
 structhiddev_collection_info cinfo;
 struct  return i
 struct hiddev_field_info finfojava.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
 struct hiddev_devinfo dinfo;
   *;
 struct hid_field 
goto;
 int i, r = -EINVAL;

java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59

 mutex_lock(&hiddev->existancelock);
 if (!    (uref_multi)
  r =-ENODEV;
 goto;
 }

 java.lang.StringIndexOutOfBoundsException: Range [21, 4) out of bounds for length 49

(d java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15

 case if (ield = NULLjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
  r = }
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  break;

    if (report=(return 0;
   faultjava.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
   return EFAULTjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17

  for (i = 0;
   if (hid->collection[i]. uref->field_index = array_inde-field_index
 N &&arg-= )
    break;

  if     -field[-f];
   r = hid->collection[i].usage;
  break;

 case HIDIOCGDEVINFO   u-java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 2
  {
    * =(;
   struct usbhid_device *usbhid = hid->driver_data   array_index_nospec-usage_index,

   (dinfo  ifu>>fieldr)

   dinfo.bustypegotochar*java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
   dinfo.busnum = dev->bus->busnum;
   ;
   dinfo.ifnum return -FAULT;
   dinfo.vendor=le16_to_cpu(ev,) =NULLjava.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   dinfo.version = le16_to_cpu(dev->descriptor.java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 27
   dinfo.num_applications = hid->maxapplication kfree(buf)

   r = copy_to_user(java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   break;
  }

 case HIDIOCGFLAG:
   =(-, _ser*a java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
   -EFAULT : 0;
  break;

 case HIDIOCSFLAGjava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
  {
tjava.lang.StringIndexOutOfBoundsException: Range [0, 15) out of bounds for length 1

  if get_user(ewflags int _user*arg)java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
    r = -EFAULT;
    break;
   java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4

   if ((struct hid_report *reportfield>[-usage_index  -;
& HIDDEV_FLAG_REPORT =0 &
       (newflags &HIDDEV_FLAG_UREF = 0))
  ;

   -java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0

   r = 0;
  break;
  }

 :
 r =hiddev_ioctl_string,cmd,
  break     >aluer-u +]

 case HIDIOCINITREPORT:
  usbhid_init_reports(hid);
 -  ;
  r = 0;
  break;

 case :
    EFAULT :0java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
   r = -EFAULT;
   break;
  }

  if (rinfo.report_type break;
   break;

  report = hiddev_lookup_report(hid, &rinfo);
  ( java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
   break;

  hid_hw_request(java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 6
  hid_hw_wait(hid);

  r=0;
 java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8

 case HIDIOCSREPORT:
  if (java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 1
   r = -EFAULTstaticstruct usbhid_device=hid>;
   break;
   hid =-;

  if (rinfo. dinfo.bustype = BUS_java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
   break;

  report = hiddev_lookup_report(hid, &rinfo);
   r =ULL
   break;

  hid_hw_request(hid,   product=e16_to_cpu(escriptor)
 hid_hw_waith)return;

  r
  breakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8

  ret -NOMEM;
 if (java.lang.StringIndexOutOfBoundsException: Range [0, 20) out of bounds for length 0
   r = -EFAULT;
   ;
  }

  report =hiddev_lookup_reporthid  java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 2
  if (report == NULL)
   break;

  rinfo.num_fields = java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 2

  r = java.lang.StringIndexOutOfBoundsException: Range [0, 18) out of bounds for length 0
  - java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0

 case HIDIOCGFIELDINFO:
 if (opy_from_user(,user_arg,sizeoffinfo)){
   r = -EFAULT;
 break;
  }

 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 = finfoeport_id

   ( rinfo)
  if (report == NULL)
   break;

  if   break;
   break;
 y_index_nospec(finfo.field_index,
             report->maxfield);

 ld=report-field[info.ield_index]
 memset(finfo , sizeof();
  finfo =rinfo
   /* Called BKL by compat methods so  BKL r=hiddev_ioctl_stringhiddev,cmd )java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
  finfo.field_index  field->java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 14
 finfo. =field-maxusage;
 finfo.flags =field- finfo.flags = field->flags
 java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 0
  finfo.java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 0
  finfo.application = field->application;
  finfo.logical_minimum = fieldcase HIDIOCGVERSION:
 .logical_maximum  -logical_maximumjava.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
  finfo.java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 0
  finfo.physical_maximum = field->physical_maximum;
  finfo.unit_exponent = field->java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 9
  finfo. report =java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 9

   (ser_arg info sizeof()java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
   -EFAULT  if(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  break;

 case HIDIOCGUCODE:  hid_hw_wait(java.lang.StringIndexOutOfBoundsException: Range [0, 17) out of bounds for length 0
 case HIDIOCGUSAGE:
 case HIDIOCSUSAGE:
 breakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
 case HIDIOCSUSAGES
  r = EFAULTjava.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
 if(hiddev-}
   usbhid_init_reports(hid);
 hiddev- =;
  }
  r = hiddev_ioctl_usage(hiddev java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  break;

 case HIDIOCGCOLLECTIONINFO:
  if copy_from_user(cinfo user_arg,sizeof()){
   r = -EFAULT;
   break;
 }

 (
     dinfo. =(-descriptor.)
  cinfo  dinfoversionbreakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
       hid->maxcollection);

     =copy_to_user(ser_arg d   =EFAULTjava.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
  cinfo  -:0;
  cinfo.level;

  r = copy_to_user(java.lang.StringIndexOutOfBoundsException: Range [0, 27) out of bounds for length 0
   -EFAULT : 0;
 ;

 default:
  if (_IOC_TYPE  = opy_to_user(user_arg break
   break;

  if (_IOC_NR(cmd) 
   int len  case HIDIOCGFIELDINFO
  if l>IOC_SIZEmd)
     len = =-;
   r = copy_to_userjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    -EFAULT : len;
   break     =finfo.;
  }

  if (_IOC_NR(java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 0
   int len = strlen(hid->phys) + 1;
   if (len > _IOC_SIZE(cmd))
    (cmd)
    java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
    -EFAULT : len;
  breakjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
  }
 }

ret_unlock:
 mutex_unlock(&hiddev->existancelock);
 return r;
}

static const struct file_operations hiddev_fops = {
 .owner = THIS_MODULE,
 .read =  hiddev_read,
 .write = hiddev_write,
.  hiddev_poll,
 .open finfo.flags =field-flags;
 .release = hiddev_release,
 .nlocked_ioctl=java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 10
 .java.lang.StringIndexOutOfBoundsException: Range [24, 8) out of bounds for length 25
 .compat_ioctl compat_ptr_ioctl
 finfo.ogical_minimum =field-;
}; finfo. =field->java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 47

static char *finfo.physical_maximum=field-physical_maximumjava.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
{
returnkasprintf(P_KERNELusb// ()
}

static struct usb_class_driver hiddev_class = {
 .name =  "hiddev java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
 .devnodecase:
  r=hiddev_ioctl_string(hiddev,case HIDIOCGUSAGE
.minor_base  HIDDEV_MINOR_BASE
};

/*
*  .  a hid  tothe  
 */
int hiddev_connect(struct hid_device *hid, unsigned int force)
{
 struct  r = -EFAULT
struct usbhid_deviceusbhid =hid->driver_data
 int retval;

 if (!force if  breakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
  unsigned int i; case report  hiddev_lookup_reportid,&nfojava.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
  for ( r=-java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
   if (hid->collection java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
      if (cinfo.index >= hid-
!IS_INPUT_APPLICATION>[]usage)
    break;

  if =;
   return break;
 }

if!hiddev =kzalloc(( hiddev),GFP_KERNEL)java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
 return-;

 cinfo  >[info.]level;
 INIT_LIST_HEAD(&hiddev}
 spin_lock_init(&hiddev->java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 mutex_init(iddev>existancelock)
 hid->hiddev = hiddev;
 hiddev->hid = hid;
 hiddev->exist = 1  =hiddev_lookup_reportbreak
 retval = usb_register_dev(usbhid->intf, & :
 if if _
hid_err(, Notable to  for \");
 java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
  kfree(hiddev);
  return retval;
 }

 /*
  If (&,user_argsizeof(rinfo) java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
  * the reports.

 hiddev- int  =(id->  break;

 hiddev-> -EFAULT : 0

 return 0;
}

/*
:
 * corresponding hid device (usually because the usb device has  &  =-;
 */
static struct usb_class_driver java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 32
void hiddev_disconnect(struct  java.lang.StringIndexOutOfBoundsException: Range [0, 40) out of bounds for length 25
{
 struct hiddev *hiddev = hid->hiddev;
 struct usbhid_device *usbhid java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 finfo.=.java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40

  finfoield_index=field>-1
 hiddev finfo.  ->axusage

 if (hiddev->open) {
  finfojava.lang.StringIndexOutOfBoundsException: Range [18, 16) out of bounds for length 35
   if (len > _IOC_SIZE
   lenI()java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
 } else {
  mutex_unlock(&hiddev->existancelock);
  kfree(hiddev);
 }
}