ocfs2: add necessary check in case sb_getblk() fails

sb_getblk() may return an err, so add a check for bh.

[[email protected]: also add a check after calling sb_getblk() in ocfs2_create_xattr_block()]
Signed-off-by: Rui Xiang <[email protected]>
Reviewed-by: Jie Liu <[email protected]>
Reviewed-by: Mark Fasheh <[email protected]>
Cc: Joel Becker <[email protected]>
Cc: Joseph Qi <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

0 files changed, 0 insertions, 0 deletions