btrfs-progs: qgroup create/destroy: fix argument parsing

"qgroup create/destroy" don't work from the following commit.

commit 176aeca9a148 ("btrfs-progs: add getopt stubs where needed")

* actual result

   ==================================================
   # ./btrfs qgroup create 1 /btrfs/sub
   btrfs qgroup create: too few arguments
   usage: btrfs qgroup create <qgroupid> <path>

       Create a subvolume quota group.
   ==================================================
   # btrfs qgroup create 1 /btrfs/sub
   # ./btrfs qgroup destroy 1 /btrfs/sub
   btrfs qgroup destroy: too few arguments
   usage: btrfs qgroup destroy <qgroupid> <path>

       Destroy a quota group.

   ==================================================

* expected result

   ==================================================
   # btrfs qgroup create 1 /btrfs/sub
   # btrfs qgroup destroy 1 /btrfs/sub/
   ==================================================

Signed-off-by: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/cmds-qgroup.c b/cmds-qgroup.c
index c4a0c6b..7ae2253 100644 (file)
--- a/cmds-qgroup.c
+++ b/cmds-qgroup.c
@@ -124,7 +124,7 @@ static int _cmd_qgroup_create(int create, int argc, char **argv)
        struct btrfs_ioctl_qgroup_create_args args;
        DIR *dirstream = NULL;
 
-       if (check_argc_exact(argc - optind, 3))
+       if (check_argc_exact(argc - optind, 2))
                return -1;
 
        memset(&args, 0, sizeof(args));