linux-kernel - [PATCH 2/3] Char: pcmcia/cm4000, fix lock imbalance

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Date:	Fri, 19 Jun 2009 23:08:27 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	alan@...rguk.ukuu.org.uk
Cc:	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	Jiri Slaby <jirislaby@...il.com>
Subject: [PATCH 2/3] Char: pcmcia/cm4000, fix lock imbalance

Don't return from switch/case, break instead, so that we unlock BKL.

Signed-off-by: Jiri Slaby <jirislaby@...il.com>
---
 drivers/char/pcmcia/cm4000_cs.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c
index dbb9125..881934c 100644
--- a/drivers/char/pcmcia/cm4000_cs.c
+++ b/drivers/char/pcmcia/cm4000_cs.c
@@ -1575,7 +1575,8 @@ static long cmm_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 		clear_bit(LOCK_IO, &dev->flags);
 		wake_up_interruptible(&dev->ioq);
 
-		return 0;
+		rc = 0;
+		break;
 	case CM_IOCSPTS:
 		{
 			struct ptsreq krnptsreq;
-- 
1.6.3.2

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