btrfs-progs: fix memory leak in cmd_qgroup_show()

filter_set and comparer_set should be freed on return.

Signed-off-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/qgroup.c b/qgroup.c
index 99fddead..1fbfcb97 100644
--- a/qgroup.c
+++ b/qgroup.c
@@ -1208,6 +1208,7 @@ int btrfs_show_qgroups(int fd,
 
 	__free_all_qgroups(&qgroup_lookup);
 	btrfs_qgroup_free_filter_set(filter_set);
+	btrfs_qgroup_free_comparer_set(comp_set);
 	return ret;
 }