--- a/drivers/char/serial.c
+++ b/drivers/char/serial.c
@@ -5458,18 +5458,6 @@ static int __init rs_init(void)
 		       sizeof(struct rs_multiport_struct));
 #endif
 	}
-#ifdef CONFIG_SERIAL_CONSOLE
-	/*
-	 *	The interrupt of the serial console port
-	 *	can't be shared.
-	 */
-	if (sercons.flags & CON_CONSDEV) {
-		for(i = 0; i < NR_PORTS; i++)
-			if (i != sercons.index &&
-			    rs_table[i].irq == rs_table[sercons.index].irq)
-				rs_table[i].irq = 0;
-	}
-#endif
 	show_serial_version();
 
 	/* Initialize the tty_driver structure */