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authorEric Dumazet <dada1@cosmosbay.com>2009-02-02 13:41:57 -0800
committerDavid S. Miller <davem@davemloft.net>2009-02-02 13:41:57 -0800
commite408b8dcb5ce42243a902205005208e590f28454 (patch)
treeeb1f29817e168be7b490d4b1be04170162cb440b /net
parent0afd4a21ba7d75e93fa79cf05d7a21774e149c0f (diff)
downloadlinux-2.6.38-lt-ux500-e408b8dcb5ce42243a902205005208e590f28454.tar.gz
udp: increments sk_drops in __udp_queue_rcv_skb()
Commit 93821778def10ec1e69aa3ac10adee975dad4ff3 (udp: Fix rcv socket locking) accidentally removed sk_drops increments for UDP IPV4 sockets. This field can be used to detect incorrect sizing of socket receive buffers. Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/udp.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index b7faffe5c02..1ab180bad72 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1015,9 +1015,11 @@ static int __udp_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
if ((rc = sock_queue_rcv_skb(sk, skb)) < 0) {
/* Note that an ENOMEM error is charged twice */
- if (rc == -ENOMEM)
+ if (rc == -ENOMEM) {
UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_RCVBUFERRORS,
is_udplite);
+ atomic_inc(&sk->sk_drops);
+ }
goto drop;
}