another cosmetic fix

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2503 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

src/search.c

@@ -1150,9 +1150,10 @@ void history_init(void)
 /* find first node containing string *s in history list *h */
 historytype *find_node(historytype *h, const char *s)
 {
-    for (; h->next != NULL; h = h->next)
+    for (; h->next != NULL; h = h->next) {
 	if (strcmp(s, h->data) == 0)
 	    return h;
+    }
     return NULL;
 }