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authoryanhai zhu <zhu.yanhai@gmail.com>2008-11-12 14:38:54 -0500
committerChris Mason <chris.mason@oracle.com>2008-11-12 14:38:54 -0500
commit7cbd8a839118eede2393f0926b8e15027162bcd6 (patch)
tree82370fed427f1433edfe93342e3b70c724ba8a3b /fs/btrfs
parent0df49b911db2b22ea808b596070b1cc65c23d148 (diff)
Btrfs: Add a missing return pointer check
Add a missing kzalloc() return pointer check in add_missing_dev(). Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/volumes.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index d6f1996de629..ecf0633ab8cc 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -2755,6 +2755,8 @@ static struct btrfs_device *add_missing_dev(struct btrfs_root *root,
struct btrfs_fs_devices *fs_devices = root->fs_info->fs_devices;
device = kzalloc(sizeof(*device), GFP_NOFS);
+ if (!device)
+ return NULL;
list_add(&device->dev_list,
&fs_devices->devices);
device->barriers = 1;