fmopl: workaround for -Wempty-body

Signed-off-by: Nmalc <av1474@comtv.ru>

hw/fmopl.c

@@ -1342,8 +1342,9 @@ unsigned char OPLRead(FM_OPL *OPL,int a)
 		{
 			if(OPL->keyboardhandler_r)
 				return OPL->keyboardhandler_r(OPL->keyboard_param);
-			else
+			else {
 				LOG(LOG_WAR,("OPL:read unmapped KEYBOARD port\n"));
+			}
 		}
 		return 0;
 #if 0
@@ -1355,8 +1356,9 @@ unsigned char OPLRead(FM_OPL *OPL,int a)
 		{
 			if(OPL->porthandler_r)
 				return OPL->porthandler_r(OPL->port_param);
-			else
+			else {
 				LOG(LOG_WAR,("OPL:read unmapped I/O port\n"));
+			}
 		}
 		return 0;
 	case 0x1a: /* PCM-DATA    */