+ block-bd_start_claiming-fix-module-refcount.patch added to -mm tree

+ block-bd_start_claiming-fix-module-refcount.patch added to -mm tree

[akpm]

The patch titled
     block: bd_start_claiming fix module refcount
has been added to the -mm tree.  Its filename is
     block-bd_start_claiming-fix-module-refcount.patch

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------------------------------------------------------
Subject: block: bd_start_claiming fix module refcount
From: Nick Piggin <npiggin@suse.de>

bd_start_claiming has an unbalanced module_put introduced in 6b4517a79.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Acked-by: Tejun Heo <tj@kernel.org>
Cc: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/block_dev.c |    1 +
 1 file changed, 1 insertion(+)

diff -puN fs/block_dev.c~block-bd_start_claiming-fix-module-refcount fs/block_dev.c
--- a/fs/block_dev.c~block-bd_start_claiming-fix-module-refcount
+++ a/fs/block_dev.c
@@ -734,6 +734,7 @@ static struct block_device *bd_start_cla
 		return ERR_PTR(-ENXIO);
 
 	whole = bdget_disk(disk, 0);
+	module_put(disk->fops->owner);
 	put_disk(disk);
 	if (!whole)
 		return ERR_PTR(-ENOMEM);
_

Patches currently in -mm which might be from npiggin@suse.de are

origin.patch
block-bd_start_claiming-fix-module-refcount.patch
block-bd_start_claiming-cleanup.patch
fs-splicec-fix-mapping_gfp_mask-usage.patch
reiser4.patch