* [net-next:master 136/385] net/sched/cls_route.c:565:22-26: ERROR: f is NULL but dereferenced.
@ 2016-09-18 14:57 kbuild test robot
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From: kbuild test robot @ 2016-09-18 14:57 UTC (permalink / raw)
To: WANG Cong; +Cc: kbuild-all, netdev
tree: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git master
head: fd9527f404d51e50f40dac0d9a69f2eff3dac33e
commit: b9a24bb76bf611a5268ceffe04219e6ad264559b [136/385] net_sched: properly handle failure case of tcf_exts_init()
coccinelle warnings: (new ones prefixed by >>)
>> net/sched/cls_route.c:565:22-26: ERROR: f is NULL but dereferenced.
vim +565 net/sched/cls_route.c
549 *fp = f->next;
550 break;
551 }
552 }
553 }
554 }
555
556 route4_reset_fastmap(head);
557 *arg = (unsigned long)f;
558 if (fold) {
559 tcf_unbind_filter(tp, &fold->res);
560 call_rcu(&fold->rcu, route4_delete_filter);
561 }
562 return 0;
563
564 errout:
> 565 tcf_exts_destroy(&f->exts);
566 kfree(f);
567 return err;
568 }
569
570 static void route4_walk(struct tcf_proto *tp, struct tcf_walker *arg)
571 {
572 struct route4_head *head = rtnl_dereference(tp->root);
573 unsigned int h, h1;
---
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