White space around control verbs.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
diff --git a/ui-stats.c b/ui-stats.c
index f74dc33..9cf1dbd 100644
--- a/ui-stats.c
+++ b/ui-stats.c
@@ -83,7 +83,7 @@
 static void trunc_quarter(struct tm *tm)
 {
 	trunc_month(tm);
-	while(tm->tm_mon % 3 != 0)
+	while (tm->tm_mon % 3 != 0)
 		dec_month(tm);
 }