tty: ioc3_serial.c: move assignment out of if () block

We should not be doing assignments within an if () block
so fix up the code to not do this.

change was created using Coccinelle.

CC: Pat Gefre <pfg@sgi.com>
CC: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/serial/ioc3_serial.c

@@ -2137,7 +2137,8 @@ ioc3uart_probe(struct ioc3_submodule *is, struct ioc3_driver_data *idd)
 
 	/* register port with the serial core */
 
-	if ((ret = ioc3_serial_core_attach(is, idd)))
+	ret = ioc3_serial_core_attach(is, idd);
+	if (ret)
 		goto out4;
 
 	Num_of_ioc3_cards++;