From 83c7c693ed3e61535ad6a097ad991a88aafc54b8 Mon Sep 17 00:00:00 2001
From: Harvey Harrison <harvey.harrison@gmail.com>
Date: Tue, 4 Mar 2008 14:28:26 -0800
Subject: [PATCH] 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>
---
drivers/char/specialix.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c
index c0e08c7bca2f4..5ff83df67b447 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);
--
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