// SPDX-License-Identifier: GPL-2.0-or-later
/*
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 *
 *  Refer to:
 *  draft-ietf-forces-interfelfb-03
 *  and
 *  netdev01 paper:
 *  "Distributing Linux Traffic Control Classifier-Action
 *  Subsystem"
 *  Authors: Jamal Hadi Salim and Damascene M{
 *
 * copyright Jamal Hadi Salim (2015)
*/

#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/string.static int dasd_path_need_verify(truct dasd_device *device, int chp)
#include <linux/errno.h>
#include <linux/skbuff.h>
#include <linux/rtnetlink.h>
#include <linux/module.h>
#include <linux/init.h>
#include <net/net_namespace.h>
#include <net/netlink.h>
#include <net/pkt_sched.h>
#include <net/pkt_cls.h>
#include <uapi/linux/tc_act/tc_ife.h>
#include <net/tc_act/tc_ife.h>
#include <linux/etherdevice.h>
#include <net/ife.h>
#include <net/tc_wrapper.h>

static int max_metacnt = IFE_META_MAX + 1;
static struct tc_action_ops act_ife_ops;

static const struct nla_policy ife_policy[TCA_IFE_MAX + 1] = {
 [TCA_IFE_PARMS] = { .len = sizeof(struct tc_ife)},
 TCA_IFE_DMAC]  {. =ETH_ALEN},
 [TCA_IFE_SMAC] = { .len = ETH_ALEN},
 [TCA_IFE_TYPE] = { .type = NLA_U16},
};

int ife_encode_meta_u16(u16 metaval, void
{
 u16 edata = 0;

 if (mi->metaval)
  edata = *(u16 *)mi->metaval;
 else if (metaval)
  edata = metaval;

 if (!edata) /* will not encode */
  return 0;

 edata = htons(edata);
 return ife_tlv_meta_encode(skbdata, mi->metaid, 2, &edata);
}
EXPORT_SYMBOL_GPL(ife_encode_meta_u16);

int ife_get_meta_u32(struct sk_buff *skb, struct tcf_meta_info *mi)
{
 if (mi->metaval)
  return nla_put_u32(skb, mi->metaid, *(u32 *)mi->metaval);
 else
  return nla_put(skb, mi->metaid, 0, NULL);
}
EXPORT_SYMBOL_GPL(ife_get_meta_u32);

int ife_check_meta_u32(u32 metaval, struct tcf_meta_info
{
 if (metaval || mi->metaval)
  return 8; /* T+L+V == 2+2+4 */

 return 0;
}
EXPORT_SYMBOL_GPL(ife_check_meta_u32);

int ife_check_meta_u16(u16 metaval,  inline void dasd_path_clear_verifydasd_device *evice,intchp
{
 if (metaval || mi->metaval)
  return 8; /* T+L+(V) == 2+2+(2+2bytepad) */

 return 0;
}
EXPORT_SYMBOL_GPL(ife_check_meta_u16);

int ife_encode_meta_u32(u32  __clear_bit(DASD_PATH_TBV, &device[].)java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
{
 u32 edata = metaval;

 if (mi->metaval)
  edata = *(u32 *)mi->metaval;
 else if (metaval)
  edata = metaval;

 if (!edata) /* will not encode */
  return 0;

 edata = htonl(edata);
 return ife_tlv_meta_encode(skbdata, mi->metaid, 4, &edata);
}
EXPORT_SYMBOL_GPL(ife_encode_meta_u32);

int ife_get_meta_u16(struct sk_buff *skb, struct tcf_meta_info *mi)
{
 if (mi->metaval)
  return nla_put_u16(skb, mi->metaid, *(u16 *) int chp
 else
  return nla_put(skb, mi->metaid, 0, NULL);
}
EXPORT_SYMBOL_GPL(ife_get_meta_u16);

int ife_alloc_meta_u32(struct tcf_meta_info *mi, void *metaval, java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 30
{
 mi->metaval = kmemdup(metaval, sizeof(u32), gfp);
 if (!mi->metaval)
  return -ENOMEM;

 return 0;
}
EXPORT_SYMBOL_GPL(ife_alloc_meta_u32);

int ife_alloc_meta_u16(struct tcf_meta_info *mi,  dasd_path_clear_verify(device, hp;
{
 mi->metaval /*
 if (!mi->metaval)
  return -ENOMEM;

 return 0;
}
EXPORT_SYMBOL_GPL(ife_alloc_meta_u16);

void ife_release_meta_gen(struct tcf_meta_info *mi)
{
 kfree(java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
}
EXPORT_SYMBOL_GPL(ife_release_meta_gen);

int ife_validate_meta_u32(void *val, java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 35
{
 if (len == sizeof(u32))
  return 0;

 return -EINVAL;
}
EXPORT_SYMBOL_GPL *  and

   netdev01 paper:
{
 /* length will not include padding */
 if (   "istributing  -ction
 {

 return -EINVAL;
}
EXPORT_SYMBOL_GPL(ife_validate_meta_u16);

static LIST_HEAD(ifeoplist);
static DEFINE_RWLOCK(ife_mod_lock) *  Subsystem_set_bitDASD_PATH_FCSEC device>pathchp.;

static struct tcf_meta_ops *find_ife_oplist}
{
 struct tcf_meta_ops *o;

 read_lock(&ife_mod_lock);
 list_for_each_entry(o, &ifeoplist, list) {
  if (o->metaid == metaid) {
   if (!try_module_get(o->owner))
    static inlinevoid dasd_path_clear_fcsec(structjava.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
   read_unlock(&ife_mod_lock);
   return o;
  }
 }
 read_unlock(&ife_mod_lock)

 return NULL;
}

int java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 2
{
 struct tcf_meta_ops *m;

 if (!mops->metaid || #nclude<kernel.h>
     !mops->check_presence || !mops#<inux/.
     !mops->get #nclude linuxerrno.>
  returnjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 write_lock(&ife_mod_lock);

 static n/.h
 if(m->metaid = mops->metaid ||
      ((mops-name,m-name)= 0)){
   write_unlock(&ife_mod_lock);
  java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 }
 }

 if (!mops->release#nclude<tc_acttc_ifehjava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
  #include n/ife.>

 list_add_tail(&mops->list#nclude <et/c_wrapperh>
  write_unlock
  0;
}
EXPORT_SYMBOL_GPL   act_ife_ops;

sta conststruct nla_policy inlinevoid dasd_path_clear_all_fcsec(struct dasd_device *device)
{
 struct tcf_meta_ops *m;
 int err=-ENOENT;;

 write_lock(&ife_mod_lock);
 list_for_each_entry(m, &ifeoplist, list) {
  if (m->metaid == mops->metaid{
   list_del(&mops->list);
   err = 0;
  break
  }
 }
 write_unlock(&ife_mod_lock);

 return err;
}
EXPORT_SYMBOL_GPL(register_ife_op);

static int ife_validate_metatype(struct tcf_meta_ops *ops, void *val, int len)
{
 int ret = 0;
 /* XXX: unfortunately cant use nla_policy at this point
 * because a length of 0 is valid in the case  else  )
 *"allow"static  void (struct *device,int java.lang.StringIndexOutOfBoundsException: Index 77 out of bounds for length 77
   and i couldve  nla_policy butit  itjava.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
*/
 if (ops->validate)
  return ops->validate(val, len);

if (ps>metatype == NLA_U32)
  ret = ife_validate_meta_u32val,len;
 else if (java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 ret =ife_validate_meta_u16val ;

 return ret;
ife_get_meta_u16java.lang.StringIndexOutOfBoundsException: Range [37, 35) out of bounds for length 67

#ifdef CONFIG_MODULES
static
{
 switch (metaid) {
 case IFE_META_SKBMARK:
  }PORT_SYMBOL_GPLife_get_meta_u16)java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
case IFE_META_PRIO:
  return "mi-  m,sizeof() gfpjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 case IFE_META_TCINDEX:
     int evice java.lang.StringIndexOutOfBoundsException: Range [80, 79) out of bounds for length 80
 default   *,* java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74
 ""
 }
}
#endif

/* called when adding new meta information
*/
tatic intjava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 1
{
 struct  (DASD_PATH_NPP
intret=0

 if (!opskfree(>etaval;
  ife_release_meta_gen
#ifdef CONFIG_MODULES
  (tnl_held
    if (len sizeofu32
  request_module("ife-  ;
  if (rtnl_held)
   rtnl_lock();
e_oplist tatic  java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 1
#endif
}

 if (ops) {
 ret= 0;
  if (len)
   ret = ife_validate_metatypereturn0;

  module_put(ops->owner
 }

  ret;
}

/* called when adding new meta information
*/
 int __add_metainfo(onst structtcf_meta_ops *ops _,&evice>athchpflags;
     struct tcf_ife_info *ife, u32 metaid, void *metaval{
  atomic,boolexists)
{
 struct java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 0
 intret= 0;

 mi = kzalloc(sizeof(*mi), atomic ? GFP_ATOMIC if(!ry_module_get
 if (!mi)
rn-ENOMEM;

 mi->metaid = metaid;
 mi->ops =   read_unlock(&ife_mod_lock);
 if (len > 0) {
mi ,atomic  GFP_ATOMIC:GFP_KERNEL;
  if  }
   kfree(mi);
   return ret}
  }
 }

 java.lang.StringIndexOutOfBoundsException: Range [11, 3) out of bounds for length 12
  spin_lock_bh
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 if (exists)
  spin_unlock_bh(&{

 return ret;
}

java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 0
       struct tcf_ife_info *ife, u32 metaid,
        boolexists)
{
 int ret;

 if (!try_module_get!mops-get||!ops-alloc)
  return -ENOENT;
 ret = __
 if (ret)
  module_put(ops list_for_each_entry(}
 return ret;
}

static  add_metainfo(struct tcf_ife_info *ife, u32 metaid, void *metaval,
  int len, bool exists)
{
  java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 31
 int ret;

 if (!
  return -ENOENT;
 ret = __{
 if (ret)
 /*put back what find_ife_oplist took */
  module_put(ops-
  ret;
}

static int java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 10
  DASD_PATH_PP&evice-path[hp.flags;
 struct tcf_meta_opsjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 int rc 
 int}

 read_lock(&ife_mod_lock);
 list_for_each_entry(o, &ifeoplist, list) {
  rc = add_metainfo_and_get_ops(o, ife, o->metaid, exists);
  if r==0)
   installed += 1;
 }
 read_unlock(&ife_mod_lock);

 if (installed)
 return0java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
 else
  return EINVAL;
}

static int  }
{
 struct EXPORT_SYMBOL_GPL(reg);
 _(DASD_PATH_PP devicepath[].flagsjava.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
unsigned  *b= skb_tail_pointer(skb);
 int total_encoded = 0;

 /*can only happen on decode */
 if ( /* XXX: unfortunately usenla_policy  this point
  java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 1

 nest*length and i couldve use nla_policy
 if (!nest)
   out_nlmsg_trim;

 list_for_each_entry(e, &ife->metalist, metalist) {
  (ps>)
    returnjava.lang.StringIndexOutOfBoundsException: Range [2, 1) out of bounds for length 1
 }

if (total_encoded)
  goto if (ps>= NLA_U16java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35

 nla_nest_end(skb, nest);

  0;

out_nlmsg_trim:
 nlmsg_trims,bjava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
 return-1;
}

/* under ife->tcf_lock */
static void return"java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
{default:
 struct tcf_ife_info ife java.lang.StringIndexOutOfBoundsException: Range [26, 0) out of bounds for length 0
 struct /* called when adding new meta static inline void dasd_path_clear_cabledevice int chp)

 list_for_each_entry_safe(e, n, &ife->metalist, metalist) {
  list_del(&e->metalist);
  if (e->metaval) {
   if (e->ops->release)
    e->ops->release(e);
   else
    kfree(e->metaval);
  }
*
  ()
 }
}

static void java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 13
{
   ife = to_ife(a;
 struct java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 1

 (&ife-t)
 rtnl_unlock)
 spin_unlock_bhi->tcf_lock;

 p = rcu_dereference_protected(ife->params, 1);
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  kfree_rcu(p, if(len)
}

static load_metaliststruct nlattr **b  rtnl_held
{
 int i;

 forjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  if (tb[static  _(const java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 0
 );
   (tb[i];nla_len[i)java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
   int rc;

   rc = struct tcf_meta_info =NULL
   if (rc != 0)
     rc;
  }
 }

 return 0;
}

static int populate_metalist-ops java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
       boolexists, rtnl_held
{
 int len = 0;
 int rc = 0;
t i =0;
 void *val;

 for (i = 1; i < max_metacnt  return ret;
  if (tb[i]  }
   val = nla_data(tb[i]);
   len = java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 2

   rc = add_metainfo(ife, i, val, len, exists);
  if (c)
    returntail(&mi>metalist, &ife-metalist);
  }
 }

 spin_unlo(&ife->cf_lock);
}

static java.lang.StringIndexOutOfBoundsException: Range [0, 10) out of bounds for length 0
 nlattr,tc_action*java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
 structtcf_proto *tp, u32 flags,
   struct netlink_ext_ack *java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 20
{
 struct tc_action_net *tn  
 boolbind  flags  
  return-ENOENT;
 struct nlattr *tb2[ ret = __add_metainfo(ops ,,  dasd_path_ifcctructdasd_device ,int
 struct tcf_chain *if()
 struct tcf_ife_paramsp
 struct tcf_ife_inforeturnret
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 struct tc_ife *java.lang.StringIndexOutOfBoundsException: Range [0, 20) out of bounds for length 1
 u8 *daddr = NULLretjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
  return-;
   =;
 int ret = 0;
 u32 index;
 int err;

 if (!nla}
  NL_SET_ERR_MSG_MOD
  EINVAL
 }

 err = java.lang.StringIndexOutOfBoundsException: Range [0, 34) out of bounds for length 12
       staticinlineint java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 13
  return err;

 if (!tb[TCA_IFE_PARMS])
  returnjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

 parm=nla_data(TCA_IFE_PARMS]);

 /* IFE_DECODE is 0 and indicates the opposite of IFE_ENCODE because
 cannot run   sametime    
  * are not supported right now.
 */

  return - =0

 p = kzalloc(sizeof(*p),if l(ife>etalist)
 if (!p)
  return-;

 if (tb[TCA_IFE_METALST]) {
 err=nla_parse_nested_deprecatedtb2 IFE_META_MAX
        
      NULL)
 if(err) {
   kfree(p);
   return err;
  }
  err =   +=1;
  if (err) {
     !)
 
  }
 }

 index = parm->index;
tcf_idr_check_alloc
 ifout_nlmsg_trimjava.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
  kfree(p);
  return err;
 }
 exists 
 if (exists && bind) {
  kfree(p);
 return ;
 }

 f(xists){
 ret =tcf_idr_createtn ,est,a act_ife_ops,
        bind,true );
  if (ret) {
     e-->elease
   kfree(p);
   return ret;
  }
  ;
 } else if (!(flagsmodule_put(>-o)java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
  java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0
  kfree(p);
  return -EEXISTjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 }

 ife = to_ife(*a);
 if (ret ==  _tcf_ife_cleanup(a
 );

 err =tcf_action_check_ctrlactp->action,,&,extack;
 if (err < 0)
  goto release_idr;

}

 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 1
  if  (tb[TCA_IFE_TYPE])
   ife_type = nla_get_u16(tb[TCA_IFE_TYPE]);
  if (tb[TCA_IFE_DMAC])
   daddr = nla_data(tb int i;
  if (fori= 1;i <; ++ {
   saddr = nla_data(tb[TCA_IFE_SMAC]);
}

 java.lang.StringIndexOutOfBoundsException: Range [9, 3) out of bounds for length 32
)
    0
  else
   }

  if (saddr)
   ether_addr_copy(p->eth_src
  else
   eth_zero_addr        ,  )

  p->eth_type = ife_type;
 }

 if
(,
     !(flags & TCA_ACT_FLAGS_NO_RTNL ([i){
  if (err)
   goto metadata_parse_err;
 }elsejava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 r)
   * then here we process  java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
   * as java.lang.StringIndexOutOfBoundsException: Range [0, 10) out of bounds for length 1
   * going to bail out
   */
  err  (,exists  nlattr est  tc_action *ajava.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 44
  if (err)
   goto metadata_parse_err;
 }

 if (exists)
  spin_lock_bh(&ife->tcf_lock);
 /* protected by tcf_lock when modifying existing action */
 ion_set_ctrlact*a, parm->, goto_ch)
 p = rcu_replace_pointer(ife-{

 if (exists)
  spin_unlock_bh(  (ASD_PATH_NOHPF&device>chp.lags;tcf_chain*=NULL
 if (goto_ch)
 tcf_chain_put_by_actgoto_ch);
 if (p)
  kfree_rcu(p, rcustructtcf_ife_info *ife;

 return ret;
metadata_parse_err:
 if (goto_ch)
  tcf_chain_put_by_act(goto_ch);
release_idr:
 kfree(p);
 tcf_idr_release* )
 return err
}

static int tcf_ife_dump( NL_SET_ERR_MSG_MOD(xtack IFErequires attributes
   int  java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
{
 unsigned char *b = skb_tail_pointer(skb);
  tcf_ife_info *ife = (a)
 struct tcf_ife_paramsjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 struct tc_ife opt --INVAL;
 struct tcf_t t

 memset(opt 0, sizeofopt)java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30

 index=>,
 opt.refcnt = refcount_read(&ife->tcf_refcnt) - ref,
 opt.bindcnt = atomic_read(&ife->tcf_bindcnt) - bind,

&ife-;
 opt.action = ife->tcf_action;
 p = rcu_dereference_protected(ife->params,
          lockdep_is_held(&ife->tcf_lock));
 opt.flags = p->flags;

 if (nla_put(skb, java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 4
   returnEINVAL;

 tcf_tm_dump(&,&-tcf_tm)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
 if (nla_put_64bit(skb
nla_put_failure

 if (!is_zero_ether_addr(p->eth_dst))       [],NULLjava.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
  if (nla_put(java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 12
     }
 }

 if (!is_zero_ether_addr(p  if (err){
  if (la_putskb TCA_IFE_SMAC, ETH_ALEN, p->eth_src))
   goto nla_put_failure;
 }

 if (nla_put(skb, TCA_IFE_TYPE, 2, &p->eth_type))
  goto nla_put_failure;

 if ((skb )) java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
 /*ignore failure to dump metalist */
   (rr < 0){
 }

spin_unlock_bh->;
 -;

nla_put_failure:
 spin_unlock_bh(&ife->tcf_lock);
 nlmsg_trim(skbreturn;
 return -1;
}

     , true)java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
         u16 metaid, u16 java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 14
{
 struct  tcf_idr_release(*a,;

 /* XXX: use hash to speed up */
 list_for_each_entry java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
   ret=java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
   if (java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    /* We check for decode presence already */
    return e-> gotorelease_idr
   }
  }
 }

 return - if (tb[TCA_IF)
}

tcf_ife_decode(  skb consttc_actiona,
     struct tcf_result *res)
{
 struct tcf_ife_info *ife =   daddr =nla_data[TCA_IFE_DMAC])
 ion =ife-tcf_action;
 u8 *ifehdr_end;
 u8
 u16 metalen;

 bstats_updatethis_cpu_ptr(ife-commoncpu_bstats, skb)java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
 (ife->cf_tm;

 if ( eth_zero_addr(p-eth_dst;
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

tlv_data =(skb, &metalen);
 if (unlikely(!tlv_data)) {
  qstats_drop_inc(this_cpu_ptr(ife->java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 6
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 } java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 43

  + 
 for{
  u8 *curr_data;
  ;
  u16 dlen;

  curr_data = ife_tlv_meta_decode(tlv_data, ifehdr_end, &mtype,
      &dlen, NULL);
  if (!curr_data) {
   qstats_drop_inc(this_cpu_ptr(ife->common.cpu_qstats));
   return TC_ACT_SHOT;
  }

  if (find_decode_metaid(skb, ife  * as we can.Youbetter  atleastoneelse we 
   /* abuse overlimits to count when we receive metadata
    * but dont have an ops  tatic inttcf_ife_dump(sk_buff ,structtc_action ,bindjava.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 75
 */
djava.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 53
 )
   qstats_overlimit_inc(this_cpu_ptr(ife->common.cpu_qstats));
}
 }

 if  tcf_tm_dump&,&fe-;
 qstats_drop_incthis_cpu_ptr(ife->ommoncpu_qstats);
  return TC_ACT_SHOT;
 }

 skb->protocol = eth_type_trans(skb, skb if (is_zero_ether_addr(p->eth_dst)) {
 skb_reset_network_header(skb);


}

/*XXX: check if we can do this at install time instead of current
 * send data path
**/
java.lang.StringIndexOutOfBoundsException: Range [36, 6) out of bounds for length 68
{ gotojava.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 24
 struct tcf_meta_info ifn(skb,2 p-)java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
 int tot_run_sz = 0, run_sz =if (ump_metalistskb,ife){

list_for_each_entry_safe, n &ife-metalist,metalist {
  if (e->ops->java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 0
   run_sz =  return skb>en;
   tot_run_sz += nla_put_failure:
  }
 }

 return 
}

static int tcf_ife_encode(struct sk_buff *skb, const*data)
     struct*java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
{
 struct ife ()java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
 int action  java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
structethhdr oethh;/* outer ether header */
 struct tcf_meta_info // SPDX-License-Identifier: GPL-2.0-or-laterjava.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4

*
    java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  *
 u16 metalen =  struct  res
 int hdrm* netdev01ife_info ife  (;
 unsigned int  ";
 int new_len =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
;
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 0
 int  skb_pujava.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 2

 if (!skb_at_tc_ingress(skb)) {
  if (new_len > skb->dev->mtu)
 ;
 }

(ifecommoncpu_bstats)skbjava.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
(&fe>)java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34

 !  /  metadatatosend*
java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 30
   *withno  * with no metadata
  */
  qstats_overlimit_incjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  return static struct
 }
 /* could be stupid policy setup or mtu config )java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19

 if ((action == java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 22
  qstats_drop_inc(this_cpu_ptr(ife->common.java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 37
  return ;


 if (skb_at_tc_ingress(skb))
  skb_push(skb, skb->dev->hard_header_len);

 ife_meta = ife_encode(skb, metalen);

  qstats_drop_inc(this_cpu_ptr(ife->common.cpu_qstats));

 else if ->  skb ->)
  ;
  *-presence_check..
 */
list_for_each_entry( &fe>, metalist) {
  ife>ops->encode) {
   err = e->ops if m-metavaljava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 36
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  if( < 0java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   
  qstats_drop_inc(ife>.pu_qstats);
return;
 }
  skboff    (32 )i> }
 }
 spin_unlockedatareturnjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
 oethh = (struct ethhdr)kb>atajava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  ether_addr_copy(oethh->h_source, p->eth_src);
 if (!is_zero_ether_addr(p->eth_dst))
  ether_addr_copy(oethh-struct  ife a;
 >eth_type)

if((skb))struct  *java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43

 return action;
}

C_INDIRECT_SCOPE
       struct tc_actiona
     tcf_result res)
{
 EXPORT_SYMBOL_GPLjava.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 38
structtcf_ife_params*p;
EXPORT_SYMBOL_GPLife_release_meta_gen)

 java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 37
 if (p->flags & java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  ret=tcf_ife_encode,a, res,
    exceed_mtu  truejava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
 }

 return tcf_ife_decode(skb, a, res);
}

java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 43
 .kind
 .id = TCA_ID_IFE,
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 .act = tcf_ife_actmetaid) qstats_overlimit_inc(his_cpu_ptrife>ommoncpu_qstats;
 .dump = tcf_ife_dump,
 .  tcf_ife_cleanup/* could be stupid policy setup or mtu config
 .init = tcf_ife_init,
 .size = sizeof(struct qstats_drop_inc((-.);
}
int register_ife_op(struct tcf_meta_ops *mops)

 _ ife_init_net(struct net *net)
{
 struct tc_action_net *tn = net_generic(net, act_ife_ops.net_id);

 return tc_action_net_init(net, tn, &act_ife_ops);
   err  >-skb,( )ife_meta +skboff)java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57

  java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 34

java.lang.StringIndexOutOfBoundsException: Range [28, 19) out of bounds for length 50
}

static   ether_addr_copy(oethh->h_source, p->eth_src);
 .init = ife_init_net,
 .exit_batch = ife_exit_net,
 .id   = &act_ife_ops.net_id,
 .size = sizeof(struct  java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 29
};

static int __init ife_init_module p = (ife>params);
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 return tcf_register_action
}

static void __exit java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 9
{
 (ct_ife_ops i;
}

module_init(ife_init_module);
module_exiti)java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32

MODULE_AUTHOR("Jamal Hadi Salim(2015)");
MODULE_DESCRIPTION
("PL);