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| author | Sasha Levin <levinsasha928@gmail.com> | 2012-05-02 05:58:43 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-05-03 03:04:33 +0200 |
| commit | 84768edbb2721637620b2d84501bb0d5aed603f1 (patch) | |
| tree | 6b62fcfca8398296c12e8ebbd37985295ce698e0 /Documentation/ioctl | |
| parent | drop_monitor: prevent init path from scheduling on the wrong cpu (diff) | |
| download | linux-84768edbb2721637620b2d84501bb0d5aed603f1.tar.xz linux-84768edbb2721637620b2d84501bb0d5aed603f1.zip | |
net: l2tp: unlock socket lock before returning from l2tp_ip_sendmsg
l2tp_ip_sendmsg could return without releasing socket lock, making it all the
way to userspace, and generating the following warning:
[ 130.891594] ================================================
[ 130.894569] [ BUG: lock held when returning to user space! ]
[ 130.897257] 3.4.0-rc5-next-20120501-sasha #104 Tainted: G W
[ 130.900336] ------------------------------------------------
[ 130.902996] trinity/8384 is leaving the kernel with locks still held!
[ 130.906106] 1 lock held by trinity/8384:
[ 130.907924] #0: (sk_lock-AF_INET){+.+.+.}, at: [<ffffffff82b9503f>] l2tp_ip_sendmsg+0x2f/0x550
Introduced by commit 2f16270 ("l2tp: Fix locking in l2tp_ip.c").
Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/ioctl')
0 files changed, 0 insertions, 0 deletions