btrfs: check NULL or not
authorTsutomu Itoh <t-itoh@jp.fujitsu.com>
Wed, 5 Jan 2011 02:32:22 +0000 (02:32 +0000)
committerChris Mason <chris.mason@oracle.com>
Sun, 16 Jan 2011 16:30:20 +0000 (11:30 -0500)
commit91ca338d776e0cefb255bf2979b6448febd880f5
tree5d1d344d6ed565faf5612b5c695f00c04e6f01d8
parentff175d57f057f77d2d3031d674c2af9167a4af02
btrfs: check NULL or not

Should check if functions returns NULL or not.

Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/ctree.c
fs/btrfs/disk-io.c
fs/btrfs/extent_io.c