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 09:46:23 -0800 |
| commit | 03b0d4d0c3d219d3b163e4e9b160da9c36057579 (patch) | |
| tree | 09822455063226314153683ee9657da4946112bf | |
| parent | 2c55d86dc58c8e530d8cdff30e8529373dfa4804 (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>
| -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 f4ccd672d11b..a9b62ee588f0 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -959,9 +959,11 @@ 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; } |