From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Fri, 22 Mar 2013 14:59:19 +0000 (-0600)
Subject: loop: fix error return code in loop_add()
X-Git-Tag: v3.12-rc1~1140^2~7
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=183cfb5720dfc393641b87710ce78561af3db6cd;p=kernel%2Fkernel-generic.git

loop: fix error return code in loop_add()

Fix to return a negative error code from the error handling
case, as returned elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 747bb2a..ee13a82 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1623,6 +1623,7 @@ static int loop_add(struct loop_device **l, int i)
 		goto out_free_dev;
 	i = err;
 
+	err = -ENOMEM;
 	lo->lo_queue = blk_alloc_queue(GFP_KERNEL);
 	if (!lo->lo_queue)
 		goto out_free_dev;