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[Resend,2/2] udp: Fix the SNMP counter of UDP_MIB_INERRORS

Message ID 490E5E83.2050803@cn.fujitsu.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Wei Yongjun Nov. 3, 2008, 2:14 a.m. UTC 
UDP packets received in udpv6_recvmsg() are not only IPv6 UDP packets, but
also have IPv4 UDP packets, so when do the counter of UDP_MIB_INERRORS in
udpv6_recvmsg(), we should check whether the packet is a IPv6 UDP packet
or a IPv4 UDP packet.

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
---
 net/ipv6/udp.c |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)
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Patch

diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 1a63809..2f918a0 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -236,8 +236,14 @@  out:
 
 csum_copy_err:
 	lock_sock(sk);
-	if (!skb_kill_datagram(sk, skb, flags))
-		UDP6_INC_STATS_USER(sock_net(sk), UDP_MIB_INERRORS, is_udplite);
+	if (!skb_kill_datagram(sk, skb, flags)) {
+		if (is_udp4)
+			UDP_INC_STATS_USER(sock_net(sk),
+					UDP_MIB_INERRORS, is_udplite);
+		else
+			UDP6_INC_STATS_USER(sock_net(sk),
+					UDP_MIB_INERRORS, is_udplite);
+	}
 	release_sock(sk);
 
 	if (flags & MSG_DONTWAIT)