btrfs: Don't BUG_ON alloc_path errors in btrfs_read_locked_inode

btrfs_iget() also needed an update so that errors from btrfs_locked_inode()
are caught and bubbled back up.

Signed-off-by: Mark Fasheh <mfasheh@suse.com>
This commit is contained in:
Mark Fasheh 2011-07-12 11:25:31 -07:00
commit 1748f843a0