3.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Liu Bo <bo.li.liu@xxxxxxxxxx> commit 7d3d1744f8a7d62e4875bd69cc2192a939813880 upstream. As we're hold a ref on looking up the extent map, we need to drop the ref before returning to callers. Signed-off-by: Liu Bo <bo.li.liu@xxxxxxxxxx> Signed-off-by: Josef Bacik <jbacik@xxxxxxxxxxxx> Signed-off-by: Chris Mason <chris.mason@xxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- fs/btrfs/volumes.c | 2 ++ 1 file changed, 2 insertions(+) --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -4488,6 +4488,7 @@ int btrfs_num_copies(struct btrfs_fs_inf btrfs_crit(fs_info, "Invalid mapping for %Lu-%Lu, got " "%Lu-%Lu\n", logical, logical+len, em->start, em->start + em->len); + free_extent_map(em); return 1; } @@ -4668,6 +4669,7 @@ static int __btrfs_map_block(struct btrf btrfs_crit(fs_info, "found a bad mapping, wanted %Lu, " "found %Lu-%Lu\n", logical, em->start, em->start + em->len); + free_extent_map(em); return -EINVAL; } -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html