btrfs_get_extent() never returns NULL, only a valid pointer or ERR_PTR() Signed-off-by: Dan Carpenter <error27@xxxxxxxxx> diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 2845c6c..15f661d 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -511,7 +511,7 @@ static int should_defrag_range(struct inode *inode, u64 start, u64 len, em = btrfs_get_extent(inode, NULL, 0, start, len, 0); unlock_extent(io_tree, start, start + len - 1, GFP_NOFS); - if (!em) + if (IS_ERR(em)) return 0; } -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
