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| author | John W. Linville <linville@tuxdriver.com> | 2010-04-08 19:34:54 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-04-08 19:34:54 +0200 |
| commit | 0f2df9eac70423838a1f8d410fd3899ddd88317b (patch) | |
| tree | 0617f723320d83eca5cef9c964c001014e74213f /net/ipv6/udp.c | |
| parent | mac80211: fix paged RX crypto (diff) | |
| parent | ath9k: fix double calls to ath_radio_enable (diff) | |
| download | linux-0f2df9eac70423838a1f8d410fd3899ddd88317b.tar.xz linux-0f2df9eac70423838a1f8d410fd3899ddd88317b.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 into merge
Conflicts:
Documentation/feature-removal-schedule.txt
drivers/net/wireless/ath/ath5k/phy.c
drivers/net/wireless/iwlwifi/iwl-4965.c
drivers/net/wireless/iwlwifi/iwl-agn.c
drivers/net/wireless/iwlwifi/iwl-core.c
drivers/net/wireless/iwlwifi/iwl-core.h
drivers/net/wireless/iwlwifi/iwl-tx.c
Diffstat (limited to 'net/ipv6/udp.c')
| -rw-r--r-- | net/ipv6/udp.c | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 52b8347ae3b2..3c0c9c755c92 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -583,16 +583,20 @@ static void flush_stack(struct sock **stack, unsigned int count, bh_lock_sock(sk); if (!sock_owned_by_user(sk)) udpv6_queue_rcv_skb(sk, skb1); - else - sk_add_backlog(sk, skb1); + else if (sk_add_backlog(sk, skb1)) { + kfree_skb(skb1); + bh_unlock_sock(sk); + goto drop; + } bh_unlock_sock(sk); - } else { - atomic_inc(&sk->sk_drops); - UDP6_INC_STATS_BH(sock_net(sk), - UDP_MIB_RCVBUFERRORS, IS_UDPLITE(sk)); - UDP6_INC_STATS_BH(sock_net(sk), - UDP_MIB_INERRORS, IS_UDPLITE(sk)); + continue; } +drop: + atomic_inc(&sk->sk_drops); + UDP6_INC_STATS_BH(sock_net(sk), + UDP_MIB_RCVBUFERRORS, IS_UDPLITE(sk)); + UDP6_INC_STATS_BH(sock_net(sk), + UDP_MIB_INERRORS, IS_UDPLITE(sk)); } } /* @@ -754,8 +758,12 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable, bh_lock_sock(sk); if (!sock_owned_by_user(sk)) udpv6_queue_rcv_skb(sk, skb); - else - sk_add_backlog(sk, skb); + else if (sk_add_backlog(sk, skb)) { + atomic_inc(&sk->sk_drops); + bh_unlock_sock(sk); + sock_put(sk); + goto discard; + } bh_unlock_sock(sk); sock_put(sk); return 0; |