USB: io_edgeport: remove redundant conditions

This patch removes redundant conditions.

 (!A || (A && B)) is the same as (!A || B).

Tested by compilation only.
Caught by cppcheck.

Signed-off-by: Geyslan G. Bem <geyslan@gmail.com>
Signed-off-by: Johan Hovold <johan@kernel.org>

drivers/usb/serial/io_edgeport.c

@@ -1046,9 +1046,8 @@ static void edge_close(struct usb_serial_port *port)
 
 	edge_port->closePending = true;
 
-	if ((!edge_serial->is_epic) ||
-	    ((edge_serial->is_epic) &&
-	     (edge_serial->epic_descriptor.Supports.IOSPChase))) {
+	if (!edge_serial->is_epic ||
+	    edge_serial->epic_descriptor.Supports.IOSPChase) {
 		/* flush and chase */
 		edge_port->chaseResponsePending = true;
 
@@ -1061,9 +1060,8 @@ static void edge_close(struct usb_serial_port *port)
 			edge_port->chaseResponsePending = false;
 	}
 
-	if ((!edge_serial->is_epic) ||
-	    ((edge_serial->is_epic) &&
-	     (edge_serial->epic_descriptor.Supports.IOSPClose))) {
+	if (!edge_serial->is_epic ||
+	    edge_serial->epic_descriptor.Supports.IOSPClose) {
 	       /* close the port */
 		dev_dbg(&port->dev, "%s - Sending IOSP_CMD_CLOSE_PORT\n", __func__);
 		send_iosp_ext_cmd(edge_port, IOSP_CMD_CLOSE_PORT, 0);
@@ -1612,9 +1610,8 @@ static void edge_break(struct tty_struct *tty, int break_state)
 	struct edgeport_serial *edge_serial = usb_get_serial_data(port->serial);
 	int status;
 
-	if ((!edge_serial->is_epic) ||
-	    ((edge_serial->is_epic) &&
-	     (edge_serial->epic_descriptor.Supports.IOSPChase))) {
+	if (!edge_serial->is_epic ||
+	    edge_serial->epic_descriptor.Supports.IOSPChase) {
 		/* flush and chase */
 		edge_port->chaseResponsePending = true;
 
@@ -1628,9 +1625,8 @@ static void edge_break(struct tty_struct *tty, int break_state)
 		}
 	}
 
-	if ((!edge_serial->is_epic) ||
-	    ((edge_serial->is_epic) &&
-	     (edge_serial->epic_descriptor.Supports.IOSPSetClrBreak))) {
+	if (!edge_serial->is_epic ||
+	    edge_serial->epic_descriptor.Supports.IOSPSetClrBreak) {
 		if (break_state == -1) {
 			dev_dbg(&port->dev, "%s - Sending IOSP_CMD_SET_BREAK\n", __func__);
 			status = send_iosp_ext_cmd(edge_port,
@@ -2465,9 +2461,8 @@ static void change_port_settings(struct tty_struct *tty,
 		unsigned char stop_char  = STOP_CHAR(tty);
 		unsigned char start_char = START_CHAR(tty);
 
-		if ((!edge_serial->is_epic) ||
-		    ((edge_serial->is_epic) &&
-		     (edge_serial->epic_descriptor.Supports.IOSPSetXChar))) {
+		if (!edge_serial->is_epic ||
+		    edge_serial->epic_descriptor.Supports.IOSPSetXChar) {
 			send_iosp_ext_cmd(edge_port,
 					IOSP_CMD_SET_XON_CHAR, start_char);
 			send_iosp_ext_cmd(edge_port,
@@ -2494,13 +2489,11 @@ static void change_port_settings(struct tty_struct *tty,
 	}
 
 	/* Set flow control to the configured value */
-	if ((!edge_serial->is_epic) ||
-	    ((edge_serial->is_epic) &&
-	     (edge_serial->epic_descriptor.Supports.IOSPSetRxFlow)))
+	if (!edge_serial->is_epic ||
+	    edge_serial->epic_descriptor.Supports.IOSPSetRxFlow)
 		send_iosp_ext_cmd(edge_port, IOSP_CMD_SET_RX_FLOW, rxFlow);
-	if ((!edge_serial->is_epic) ||
-	    ((edge_serial->is_epic) &&
-	     (edge_serial->epic_descriptor.Supports.IOSPSetTxFlow)))
+	if (!edge_serial->is_epic ||
+	    edge_serial->epic_descriptor.Supports.IOSPSetTxFlow)
 		send_iosp_ext_cmd(edge_port, IOSP_CMD_SET_TX_FLOW, txFlow);