Commits
Tsutomu Itoh committed 97d9a8a4204
Btrfs: check return value of read_tree_block() This patch is checking return value of read_tree_block(), and if it is NULL, error processing. Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>