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authorDuan Jiong <duanj.fnst@cn.fujitsu.com>2014-07-31 17:54:32 +0800
committerDavid S. Miller <davem@davemloft.net>2014-07-31 22:04:18 -0700
commit7304fe4681634a8e0511a5922c972aa132ffb43d (patch)
tree97d39043b738e7cd135efcd242dc2430919da2da /net/sctp
parent299ee123e19889d511092347f5fc14db0f10e3a6 (diff)
net: fix the counter ICMP_MIB_INERRORS/ICMP6_MIB_INERRORS
When dealing with ICMPv[46] Error Message, function icmp_socket_deliver() and icmpv6_notify() do some valid checks on packet's length, but then some protocols check packet's length redaudantly. So remove those duplicated statements, and increase counter ICMP_MIB_INERRORS/ICMP6_MIB_INERRORS in function icmp_socket_deliver() and icmpv6_notify() respectively. In addition, add missed counter in udp6/udplite6 when socket is NULL. Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com> Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp')
-rw-r--r--net/sctp/input.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/net/sctp/input.c b/net/sctp/input.c
index f2e2cbd2d750..c1b991294516 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -575,11 +575,6 @@ void sctp_v4_err(struct sk_buff *skb, __u32 info)
int err;
struct net *net = dev_net(skb->dev);
- if (skb->len < ihlen + 8) {
- ICMP_INC_STATS_BH(net, ICMP_MIB_INERRORS);
- return;
- }
-
/* Fix up skb to look at the embedded net header. */
saveip = skb->network_header;
savesctp = skb->transport_header;