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authorTaehee Yoo <ap420073@gmail.com>2018-02-17 04:18:15 +0900
committerPablo Neira Ayuso <pablo@netfilter.org>2018-02-25 20:14:18 +0100
commit2412d897c2c34ab5a9834a2dc472512d96e485ef (patch)
treea41e5a172f8ce6107638fe41da7dc7bb70d8bf82 /net/bridge
parentf4b7ac5ec37d0b6b183677d8b3f10576b18945fd (diff)
downloadlinux-2412d897c2c34ab5a9834a2dc472512d96e485ef.tar.bz2
netfilter: increase IPSTATS_MIB_CSUMERRORS stat
In the ip_rcv, IPSTATS_MIB_CSUMERRORS is increased when checksum error is occurred. bridge netfilter routine should increase IPSTATS_MIB_CSUMERRORS. Signed-off-by: Taehee Yoo <ap420073@gmail.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/bridge')
-rw-r--r--net/bridge/br_netfilter_hooks.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c
index 27f1d4f2114a..9b16eaf33819 100644
--- a/net/bridge/br_netfilter_hooks.c
+++ b/net/bridge/br_netfilter_hooks.c
@@ -214,7 +214,7 @@ static int br_validate_ipv4(struct net *net, struct sk_buff *skb)
iph = ip_hdr(skb);
if (unlikely(ip_fast_csum((u8 *)iph, iph->ihl)))
- goto inhdr_error;
+ goto csum_error;
len = ntohs(iph->tot_len);
if (skb->len < len) {
@@ -236,6 +236,8 @@ static int br_validate_ipv4(struct net *net, struct sk_buff *skb)
*/
return 0;
+csum_error:
+ __IP_INC_STATS(net, IPSTATS_MIB_CSUMERRORS);
inhdr_error:
__IP_INC_STATS(net, IPSTATS_MIB_INHDRERRORS);
drop: