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authorHarvey Harrison <harvey.harrison@gmail.com>2008-03-05 01:28:26 +0300
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-03-05 03:35:10 +0300
commit83c7c693ed3e61535ad6a097ad991a88aafc54b8 (patch)
treeaa19bd32691857586c6abc0a67ff7a25de6ae698
parentc46288b09e1a5b5741a7e1a575d5f53f79132d39 (diff)
downloadlinux-83c7c693ed3e61535ad6a097ad991a88aafc54b8.tar.xz
specialix.c: fix possible double-unlock
Noticed by sparse, trivial to see: drivers/char/specialix.c:2112:3: warning: context imbalance in 'sx_throttle' - unexpected unlock Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/char/specialix.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c
index c0e08c7bca2f..5ff83df67b44 100644
--- a/drivers/char/specialix.c
+++ b/drivers/char/specialix.c
@@ -2109,7 +2109,6 @@ static void sx_throttle(struct tty_struct * tty)
sx_out(bp, CD186x_CAR, port_No(port));
spin_unlock_irqrestore(&bp->lock, flags);
if (I_IXOFF(tty)) {
- spin_unlock_irqrestore(&bp->lock, flags);
sx_wait_CCR(bp);
spin_lock_irqsave(&bp->lock, flags);
sx_out(bp, CD186x_CCR, CCR_SSCH2);