btrfs-progs: cleanup, update function definitions to be ANSI conformant

Sparse reports:

 warning: non-ANSI function declaration of function

and we're using func(void) elsewhere.

Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/qgroup.c b/qgroup.c
index 327abd6..ec9a3ac 100644
--- a/qgroup.c
+++ b/qgroup.c
@@ -272,7 +272,7 @@ static void print_single_qgroup_table(struct btrfs_qgroup *qgroup)
 	printf("\n");
 }
 
-static void print_table_head()
+static void print_table_head(void)
 {
 	int i;
 	int len;