[PATCH -next] serial: mvebu-uart: fix unused variable warning

[Qinglang Miao]

There's a warning shows that 'ret' becomes an unused variable
after simplify the return expression of mvebu_uart_probe(). So
remove it.

Fixes: b63537020db3 ("serial: mvebu-uart: simplify the return expression of mvebu_uart_probe()")
Reported-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Signed-off-by: Qinglang Miao <miaoqinglang@xxxxxxxxxx>
---
 drivers/tty/serial/mvebu-uart.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/mvebu-uart.c b/drivers/tty/serial/mvebu-uart.c
index 4e9a590712cb..c9a51f18bf43 100644
--- a/drivers/tty/serial/mvebu-uart.c
+++ b/drivers/tty/serial/mvebu-uart.c
@@ -803,7 +803,7 @@ static int mvebu_uart_probe(struct platform_device *pdev)
 							   &pdev->dev);
 	struct uart_port *port;
 	struct mvebu_uart *mvuart;
-	int ret, id, irq;
+	int id, irq;
 
 	if (!reg) {
 		dev_err(&pdev->dev, "no registers defined\n");
-- 
2.23.0