status: count stash entries in separate function

Make the counting of stash entries contained in one simple function as
it will be used in the next commit.

Signed-off-by: Øystein Walle <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: Osse

wt-status.c

@@ -948,11 +948,17 @@ static int stash_count_refs(struct object_id *ooid, struct object_id *noid,
 	return 0;
 }
 
+static int count_stash_entries(void)
+{
+	int n = 0;
+	for_each_reflog_ent("refs/stash", stash_count_refs, &n);
+	return n;
+}
+
 static void wt_longstatus_print_stash_summary(struct wt_status *s)
 {
-	int stash_count = 0;
+	int stash_count = count_stash_entries();
 
-	for_each_reflog_ent("refs/stash", stash_count_refs, &stash_count);
 	if (stash_count > 0)
 		status_printf_ln(s, GIT_COLOR_NORMAL,
 				 Q_("Your stash currently has %d entry",