[PATCH -next] loopdev: fix error return code in loop_add()

From: Wei Yongjun
Date: Fri Mar 22 2013 - 07:29:15 EST

From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>

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@xxxxxxxxxxxxxxxxx>
drivers/block/loop.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 1e0cc5a..4afe38e 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1638,6 +1638,7 @@ 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;

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