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(parent: a3e0098) | patch
Btrfs: add NULL check for do_walk_down()
authorMiao Xie <miaox@cn.fujitsu.com>
Thu, 25 Mar 2010 12:37:12 +0000 (12:37 +0000)
committerChris Mason <chris.mason@oracle.com>
Wed, 31 Mar 2010 01:19:08 +0000 (21:19 -0400)
commit22bc6644bd9c81438d5552631c47ed1001b284e5
treed97b50f0a064366aecce9671b8e1791263999e59tree | snapshot
parenta3e00982e202df31fbb8e33ab6e66f8dfb2d1cf1commit | diff
Btrfs: add NULL check for do_walk_down()

btrfs_find_create_tree_block() may return NULL, so we must check the returned
value, or we will access a NULL pointer.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/extent-tree.c diff | blob | history
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