Btrfs: check return value of ulist_alloc() properly
authorTsutomu Itoh <t-itoh@jp.fujitsu.com>
Thu, 6 Sep 2012 06:18:10 +0000 (00:18 -0600)
committerChris Mason <chris.mason@fusionio.com>
Mon, 1 Oct 2012 19:19:14 +0000 (15:19 -0400)
ulist_alloc() has the possibility of returning NULL.
So, it is necessary to check the return value.

Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com>

No differences found