1 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
2 From: Wolfgang Bumiller <w.bumiller@proxmox.com>
3 Date: Fri, 19 Jan 2018 11:12:37 +0100
4 Subject: [PATCH] net: sched: em_nbyte: don't add the data offset twice
6 Content-Type: text/plain; charset=UTF-8
7 Content-Transfer-Encoding: 8bit
9 'ptr' is shifted by the offset and then validated,
10 the memcmp should not add it a second time.
12 Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
13 Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
15 net/sched/em_nbyte.c | 2 +-
16 1 file changed, 1 insertion(+), 1 deletion(-)
18 diff --git a/net/sched/em_nbyte.c b/net/sched/em_nbyte.c
19 index df3110d69585..07c10bac06a0 100644
20 --- a/net/sched/em_nbyte.c
21 +++ b/net/sched/em_nbyte.c
22 @@ -51,7 +51,7 @@ static int em_nbyte_match(struct sk_buff *skb, struct tcf_ematch *em,
23 if (!tcf_valid_offset(skb, ptr, nbyte->hdr.len))
26 - return !memcmp(ptr + nbyte->hdr.off, nbyte->pattern, nbyte->hdr.len);
27 + return !memcmp(ptr, nbyte->pattern, nbyte->hdr.len);
30 static struct tcf_ematch_ops em_nbyte_ops = {