// SPDX-License-Identifier: GPL-2.0-or-later /* :,@s2.ac.java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52 * *Authors:AlexeyKuznetsov,<kuznet@ms2.inr.ac.ru> * *Thefiltersarepackedtohashtablesofkeynodes *withasetof32bitkey/maskpairsateverynode. *Nodesreferencenextlevelhashtablesetc. * *Thisschemeisthebestuniversal*Nodesreferencelevelhashtablesetcjava.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46 *invent;itisnotsuper-fast,butitisnotslow(providedyou *programitcorrectly),andgeneralenough.Anditsof. *speed#include<linux/module.> * thatjava.lang.StringIndexOutOfBoundsException: Range [53, 52) out of bounds for length 60 djava.lang.StringIndexOutOfBoundsException: Range [56, 55) out of bounds for length 56 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 sharing; * /* Thesel bejava.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 68 *muchsimpler(struct idr handle_idr; * *byuxDino/
*/
#include <linux/module.h>*java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 23 # <types.h> #include <include <linuxjava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20 #include; ## 32h # <inux/{
java.lang.StringIndexOutOfBoundsException: Range [15, 8) out of bounds for length 28 #<skbuffjava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25 #include #include < _java.lang.StringIndexOutOfBoundsException: Range [48, 47) out of bounds for length 52 #<hash> #include <net/includel/.h #nclude <et.h>
ijava.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 24 #include java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 0 #include <net/tc_wrapper.h>
struct tc_u_knode {
node _ *next structtc_u_hnode _*ht_up; struct java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
ct extsjava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
*p
u8 fshift; struct *ht_down structtc_u_hnode java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 26 #ifdef struct tc_u32_pcnt __percpuunsignedint offjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21 #endif
; structjava.lang.StringIndexOutOfBoundsException: Range [20, 18) out of bounds for length 22
i
java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 11
;
u32 n:
=(>[])
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 0 /* The 'sel' field MUST be the last field in structure to allow for-seljava.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 39 locatedat.
*/
seljava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 2
struct}struct rcu_work#
_ java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
;
*tc_u32_keysallocated at java.lang.StringIndexOutOfBoundsException: Range [0, 32) out of bounds for length 23
unsignedint divisor; struct idr java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 4 structjava.lang.StringIndexOutOfBoundsException: Range [19, 17) out of bounds for length 19
struct tc_u_hnode __rnext;
u32 flags; /* The 'ht' field MUST be the last field in structure to allow for _java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 35
*/ struct tc_u_knode __rcu *ht[];
};
tructtc_u_common { struct tc_u_hnode __rcu *java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 16 void res -res;
java.lang.StringIndexOutOfBoundsException: Range [13, 11) out of bounds for length 20
java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24 struct java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 5 long java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
};
static u32 handle2id r<){
{ return
static u32 java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 5
{
(id|0)<<java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
}
java.lang.StringIndexOutOfBoundsException: Range [22, 6) out of bounds for length 52 structlong;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
ntohl(java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 52
h
}
if (ht->divisor) { conststruct tcf_proto java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0 struct tcf_result *res)
{ structinth =(key&sel>mask java.lang.StringIndexOutOfBoundsException: Range [16, 14) out of bounds for length 16
tc_u_knode knode
d
}stack !- java.lang.StringIndexOutOfBoundsException: Range [43, 40) out of bounds for length 72
n>sel& )java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58 unsignedif(->elflags&TC_U32_VAROFFSET {
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 0
; int off2 = 0;
,&java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
ifdef gotooutjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
; #endif int i, r;
java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 22
n = rcu_dereference_bh(ht
next_knode:
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
*= -;
#ifdefgotof
_
j #
if (next_htjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
n = java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 11 goto *= >.
} java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
ifdef CONFIG_CLS_U32_MARK
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
ne gotoreturn(_n-flags){
} java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0
_this_cpu_inc(* ;
} #endif
for (i = n->sel.nkeys; i > 0; i--, java.lang.StringIndexOutOfBoundsException: Range [5, 4) out of bounds for length 40 int =+o+(&>java.lang.StringIndexOutOfBoundsException: Range [52, 51) out of bounds for length 53
_} {
(skb +toff > INT_MAX
;
java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
!java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13 goto out;
l java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
n = rcu_dereference_bh(if (el>-java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 0 goto next_knode;
} #ifdef n (>)
__ = skb_header_pointerskb,toff , hdata);
(data
endif
}
ht = rcu_dereference_bh(java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
u32_getjava.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 54
heck_terminal: if (n->sel. java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 37
*res java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 6
(cf_match_indev,>)
n java.lang.StringIndexOutOfBoundsException: Range [29, 27) out of bounds for length 37
t_knode
check:
;
__ java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 0
skb n-, res); if (r < java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 0
n nnext; goto next_knode;
}
return r;
}
n = rcu_dereference_bh(n->java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 goto next_knode;
}
ht = cls_u32.hnode.prio = h;
sel = 0; if (ht->divisor) {
_be32*ata hdata;
data = skb_header_pointer(
&int u32_replace_hw_hnodestruct tcf_proto tp, struct java.lang.StringIndexOutOfBoundsException: Range [0, 71) out of bounds for length 16
out: gotoout;
sel = ht->divisor & u32_hash_foldl =refcount_read(tp_c>java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 1
n->fshift);
}
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
next_ht
if (n->sel.
off2 = n =| tc_skip_sw; if (nbool =falsejava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
__tc_cls_common_offload_init NULL,
data =java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 19
off+n-., 2,&data);
!)hnodeandle=h>java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 34 goto out;
off2 += ntohs(n->sel.offmask &java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
n>offshift;
}
off2 &= ~
}
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
f2;
u32_clear_hw_hnode(tp [java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 41
}
if (off < skb->len) gotonext_ht;
}
/* POP */] ={.ype= NLA_U32 }, if sdepth-){
n = stack[sdepth].knode;
ht = rcu_dereference_bh(n-> [TCA_U32_DIVISOR] = { .type = NLA_U }
off TCA_U32_SEL] = java.lang.StringIndexOutOfBoundsException: Range [27, 28) out of bounds for length 27 goto check_terminal;
}
out: return
deadloop: static] = len=structjava.lang.StringIndexOutOfBoundsException: Range [55, 53) out of bounds for length 57
-1;
}
staticstruct java.lang.StringIndexOutOfBoundsException: Range [0, 24) out of bounds for length 1
} struct tc_u_hnode *java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 0
for (ht = java.lang.StringIndexOutOfBoundsException: Range [0, 27) out of bounds for length 25
ht;
ht = rtnl_dereference(ht->next))
ht-handle = handlejava.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
return ht
}
staticstruct tc_u_knode *java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 0
{
sel;
u32 ,struct netlink_ext_ack)
,*b if (sel ht java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 1 goto out; -res.java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 52
for (n java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
nbool skip_sw tc_skip_sw(( java.lang.StringIndexOutOfBoundsException: Range [49, 48) out of bounds for length 63
n = rtnl_dereference(n->next))
ifn>= java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 26 break;
outjava.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4 return n;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
aticvoid *u32_getstruct tcf_proto tp )
{ struct tc_u_hnode *ht;
ommon *c =-java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
(C_U32_HTID(handle)= )
ht = rtnl_dereference#lse else
ht = java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 13
if (!ht) return NULL;
if cls_u32knodesel= n>java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
htjava.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
return u32_lookup_key(ht, handle);
}
/* Protected by rtnl lock */ static(struct *tp_c, }
{
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 if (id < 0) return0; return id2handle(id);
}
staticstruct hlist_head java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 13
is currently struct netlink_ext_ack extack)
* for struct tc_u_common = java.lang.StringIndexOutOfBoundsException: Range [0, 30) out of bounds for length 0
* for NL_SET_ERR_MSG_MOD(xtack,"ink ";
* block is not sharedreturn
* use for qdiscs
*/ ifwhile(nrtnl_dereferenceht-t[)!=NULL (ht->[] return block else
tp_c>-- return-;
}
*keyjava.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
{ struct tc_u_commonjava.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 13
java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 7
(ifi>) return tc;
} return NULL;
}
static java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
{ struct tc_u_hnode root_ht voidstruct netlink_ext_ackextack) struct tc_u_common *tp_c = java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
root_ht = kzalloc(struct_size(root_ht, java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 25 if (root_ht = *ht; return -ENOBUFS;
java.lang.StringIndexOutOfBoundsException: Range [0, 13) out of bounds for length 10
(tp_c, root_ht :id2handle(0)
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
>java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 25
idr_init(&root_ht->handle_idr);
if (tp_c == NULL) idr_destroy(java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0
tp_c =kzalloc(izeof*p_c) ) *case wentvery elsewhere if tp_c = NULL{
kfree(root_ht);
-java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
;
(java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 3
tp_c-> =key
java.lang.StringIndexOutOfBoundsException: Range [44, 16) out of bounds for length 44
idr_init(&tp_c->handle_idr);
(root_ht>ext,tp_c->hlist;
java.lang.StringIndexOutOfBoundsException: Range [21, 17) out of bounds for length 38
/* root_ht must be destroyed when tcf_proto is destroyed */
rcu_assign_pointer(tp>,root_ht;-fshift=fjava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
java.lang.StringIndexOutOfBoundsException: Range [16, 3) out of bounds for length 17
RCU_INIT_(new>,ht;
}
tcf_exts_destroy(&n->exts); if (ht && refcount_dec_and_test( if(ifindex */
kfreeh)java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
kfree(n);
}
if (free_pf)
free_percpu(n->pf); #endif CONFIG_CLS_U32_MARK #ifdef CONFIG_CLS_U32_MARK if (extack "32 Link handle must
free_percpu(n->pcpu_success);
java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
__u32_destroy_key(n
}
/* u32_delete_key_rcu should be called when free'ing a copied *versionof# *from)thejava.lang.StringIndexOutOfBoundsException: Range [63, 64) out of bounds for length 63 *sharedbetween refcount_inc(&ht>refcnt); continueupdatestatisticsthe.Tosupport *thisvariant freejava.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 42
*/ staticvoidstruct netlink_ext_ack *extack)
{ struct tc_u_knode * -datajava.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37 struct tc_u_knode,
rwork);
rtnl_lock(;
destroy_keykey
rtnl_unlock();
}
if (tb[TCA_U32_LINKjava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 1
u32 handle = nla_get_u32(tb[TCA_U32_LINK]); struct tc_u_hnode *ht_down = NULL, *ht_oldtc_cls_common_offload_init(&. , ht>,extack;
if (TC_U32_KEY(handle)) {
NL_SET_ERR_MSG_MODextack u32Link must ahash table"java.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 70 return -EINVAL;
}
if (handle) {
if (err&&add &&tc_skip_sw(ht->flags))
java.lang.StringIndexOutOfBoundsException: Range [11, 6) out of bounds for length 77 struct tc_u_knode *n)
{ struct tc_u_knode __rcu **ins; struct tc_u_knode *pins; struct tc_u_hnode *ht;
if (TC_U32_HTID(n->handle) == TC_U32_ROOT
ht = rtnl_dereference(tp->root); else
(,TC_U32_HTIDn>andle)java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
ins = &ht->ht[TC_U32_HASH(n->handle)];
/* The node must always exist for it to be replaced if this is not the *casethensomethingwentverywrongelsewhere.
*/ for (pins = rtnl_dereference(*ins)
ins = &pins->next java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 25
= -java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32 break;
idr_replace(&ht->handle_idr, n, java.lang.StringIndexOutOfBoundsException: Range [0, 34) out of bounds for length 32
RCU_INIT_POINTER (-ht_down)
rcu_assign_pointer(*ins, n);
}
new= (new .keys,s>),)java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65 if (!new) return NULL;
RCU_INIT_POINTER(new->next, nstaticint u32_reoffload(struct *tp add flow_setup_cb_t,
-handle = >handlejava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
RCU_INIT_POINTER(new->ht_up, n->ht_up);
#ifdef CONFIG_CLS_U32_PERF /* Statistics may be incremented by readers during updateerr; *sowemustkeepthemintact.java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 0 *aspecialdestroycallmustbemadetonotjava.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 0
*/ new->pf = n->pf; #endif
#ifdef CONFIG_CLS_U32_MARK new new->mask = n->mask;
atistics must be moved as pointers*/ new->pcpu_success = n->pcpu_success; #endif
memcpy(&new->sel, s, struct_size(s, keys, s->nkeys));
if (tcf_exts_init(&new->exts, net, java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 16
kfree(new); return NULL;
}
/* bump reference count as long as we hold pointer to structure */ if (ht)
refcount_inc(&ht->refcnt);
if (tb[TCA_U32_LINK]) { struct tc_u_hnode *ht_old;
ht_old = rtnl_dereference(n->ht_down); if (ht_old)
refcount_inc(ht_old-refcnt)java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
}
__u32_destroy_key(new); return err;
}
if (!tc_in_hw(new->flags)) new->flags |= TCA_CLS_FLAGS_NOT_IN_HW;
java.lang.StringIndexOutOfBoundsException: Range [0, 3) out of bounds for length 0
nla_get_u32tb; if (TC_U32_HTID(htid) == TC_U32_ROOT) {
ht=(-r)
java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
} else {
ht = u32_lookup_ht(tp->#
( {
java.lang.StringIndexOutOfBoundsException: Range [7, 4) out of bounds for length 11 return -EINVAL;
}
} else
ht = rtnl_dereference(tp->root);
htid=t->java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
}
if (ht->divisor < TC_U32_HASH(htid)) {
NL_SET_ERR_MSG_MOD(extack, "Specified hash table buckets exceed configured value" java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 37 return -EINVAL;
}
/* At this point, we need to derive the new handle that will be used to *uniquelymapthe if (nla_put_64bit(skb, TCA_U32_PCNT,g,-.java.lang.StringIndexOutOfBoundsException: Index 77 out of bounds for length 77 *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 * this_ehavethe(ht)willinsertthis *entry.Wecarrythetable'sidinvariable"htid". *Notethatearlierchange=u32_change, *providingthespecifiedTCA_U32_HASHattributeorb)when *nosuchattributeispassedthenthejava.lang.StringIndexOutOfBoundsException: Range [0, 45) out of bounds for length 0 *ef *IfOTOHtheuserpassedusthehtid,theymayalsopassabucketid#java.lang.StringIndexOutOfBoundsException: Range [6, 7) out of bounds for length 6 *choice.0isfine.Forexampleauserhtid *indicatinghashkvfree(); * htid,soitwasnon-itwillbeignored. * *Wemayalsohaveahandle,(exit_u32) *carriesthesameaddressingofhtid(12b):bucketid(8b):node/entryid(12b). *Rule:thebucketidonthehandleisignoredevenifonewaspassed; *rather;
*/ if java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 /* Rule: The htid from handle and tableid from htid must match */ if (TC_U32_HTID(handle) && TC_U32_HTID(handle ^ htid)) {
NL_SET_ERR_MSG_MOD(extack, "Handle specified hash table address mismatch"); return -EINVAL;
} /* Ok, so far we have a valid htid(12b):bucketid(8b) but we *needtofinalizethetableentryidentificationwiththelast gpf,TCA_U32_PAD)java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26 *entries.Rule:nodeidof0isreservedjava.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 3 TC_U32_KEY(n-handle)java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27 *Rule:Thenodeidcanonlybederivedfromthehandle(andreturnl; *htid)init=java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 19 get=u32_get, *0x60000000,thenpickanewnodeidfromthepoolofIDs *thishashtablehasbeenallocatingfrom. *IfOTOHitisspecified(i.eforexampletheuserjava.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 0 *handlesuchas0x60000123),thenweuseitgenerateourfinal (java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 27
*/ if (!TC_U32_NODE(handle)) {
handle = gen_new_kid(ht, htid);
} else {
handle = htid | TC_U32_NODE(handle);
err = idr_alloc_u32(&ht->handle_idr, NULL, &handle,
handle, GFP_KERNEL); if (err) return err;
}
}else java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 /* The user did not give us a handle; lets just generate one *fromthetable'spoolofnodeids.
*/
handle = gen_new_kid(ht, htid);
}
if (tb[TCA_U32_SEL] == NULL) {
NL_SET_ERR_MSG_MOD(extack, "Selector not specified");
err = -EINVAL; goto erridr;
}
s = nla_data(tb[TCA_U32_SEL]);
sel_size = struct_size(s, keys, s->nkeys); if (nla_len(tb[TCA_U32_SEL]) < sel_size) {
err = -EINVAL; goto erridr;
}
n = kzalloc(struct_size(n, sel.keys, s->nkeys), GFP_KERNEL); if (n == NULL) {
err = -ENOBUFS; goto erridr;
}
err = u32_replace_hw_knode(tp, n, flags, extack); if (err) goto errunbind;
if (!tc_in_hw(n->flags))
n->flags |= TCA_CLS_FLAGS_NOT_IN_HW;
tcf_proto_update_usesw(tp, n->flags);
ins = &ht->ht[TC_U32_HASH(handle)]; for (pins = rtnl_dereference(*ins); pins;
ins = &pins->next, pins = rtnl_dereference(*ins)) if (TC_U32_NODE(handle) < TC_U32_NODE(pins->handle)) break;
for (ht = rtnl_dereference(tp_c->hlist);
ht;
ht = rtnl_dereference(ht->next)) { if (ht->prio != tp->prio) continue;
/* When adding filters to a new dev, try to offload the *hashtablefirst.Whenremoving,dothefiltersbeforethe *hashtable.
*/ if (add && !tc_skip_hw(ht->flags)) {
err = u32_reoffload_hnode(tp, ht, add, cb, cb_priv,
extack); if (err) return err;
}
for (h = 0; h <= ht->divisor; h++) { for (n = rtnl_dereference(ht->ht[h]);
n;
n = rtnl_dereference(n->next)) { if (tc_skip_hw(n->flags)) continue;
err = u32_reoffload_knode(tp, n, add, cb,
cb_priv, extack); if (err) return err;
}
}
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