Commit 673990db authored by David Sterba's avatar David Sterba
Browse files

btrfs: use ioctl args support mask for subvolume create/delete 



Using the defined mask instead of flag enumeration in the ioctl handler
is preferred. No functional changes.

Reviewed-by: default avatarMarcos Paulo de Souza <mpdesouza@suse.com>
Reviewed-by: default avatarNikolay Borisov <nborisov@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent eed02690

fs/btrfs/ioctl.c

+1 −3
Original line number Diff line number Diff line
@@ -1838,9 +1838,7 @@ static noinline int btrfs_ioctl_snap_create_v2(struct file *file, 
		return PTR_ERR(vol_args);

	vol_args->name[BTRFS_SUBVOL_NAME_MAX] = '\0';



	if (vol_args->flags &

	    ~(BTRFS_SUBVOL_CREATE_ASYNC | BTRFS_SUBVOL_RDONLY |

	      BTRFS_SUBVOL_QGROUP_INHERIT)) {

	if (vol_args->flags & ~BTRFS_SUBVOL_CREATE_ARGS_MASK) {

		ret = -EOPNOTSUPP;

		goto free_args;

	}