From 560a66075d694e6ec24c60967b4d93d97cbb33d1 Mon Sep 17 00:00:00 2001 From: Wolfgang Bumiller Date: Thu, 18 Jan 2018 11:32:35 +0100 Subject: [PATCH] net: sched: em_nbyte: don't add the data offset twice 'ptr' is shifted by the offset and then validated, the memcmp should not add it a second time. Signed-off-by: Wolfgang Bumiller Signed-off-by: David S. Miller --- net/sched/em_nbyte.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/sched/em_nbyte.c b/net/sched/em_nbyte.c index df3110d69585..07c10bac06a0 100644 --- a/net/sched/em_nbyte.c +++ b/net/sched/em_nbyte.c @@ -51,7 +51,7 @@ static int em_nbyte_match(struct sk_buff *skb, struct tcf_ematch *em, if (!tcf_valid_offset(skb, ptr, nbyte->hdr.len)) return 0; - return !memcmp(ptr + nbyte->hdr.off, nbyte->pattern, nbyte->hdr.len); + return !memcmp(ptr, nbyte->pattern, nbyte->hdr.len); } static struct tcf_ematch_ops em_nbyte_ops = {