diff options
| author | Eric Dumazet <dada1@cosmosbay.com> | 2009-02-02 13:41:57 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-02-17 09:28:57 -0800 |
| commit | f3c21d60f14e68ef5e3b792e6e1c00a12c94c110 (patch) | |
| tree | ea6f7d7e2a3ec08b5929cd3ccd3f07ef860a07bf /net | |
| parent | 1888776132257cf5e0d806dd5c0665f436738644 (diff) | |
udp: increments sk_drops in __udp_queue_rcv_skb()
[ Upstream commit e408b8dcb5ce42243a902205005208e590f28454 ]
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/udp.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 27081d6d2c1..77b344b355a 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -942,9 +942,11 @@ 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; } |