[PATCH] tty/serial/sirf: fix error propagation in sirfsoc_uart_probe()

[Alexey Khoroshilov]

If pinctrl_get_select_default() fails, sirfsoc_uart_probe()
returns IS_ERR(result) instead of PTR_ERR(result).

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@xxxxxxxxx>
---
 drivers/tty/serial/sirfsoc_uart.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/serial/sirfsoc_uart.c b/drivers/tty/serial/sirfsoc_uart.c
index 03465b6..1fd564b 100644
--- a/drivers/tty/serial/sirfsoc_uart.c
+++ b/drivers/tty/serial/sirfsoc_uart.c
@@ -687,9 +687,10 @@ int sirfsoc_uart_probe(struct platform_device *pdev)
 
 	if (sirfport->hw_flow_ctrl) {
 		sirfport->p = pinctrl_get_select_default(&pdev->dev);
-		ret = IS_ERR(sirfport->p);
-		if (ret)
+		if (IS_ERR(sirfport->p)) {
+			ret = PTR_ERR(sirfport->p);
 			goto err;
+		}
 	}
 
 	sirfport->clk = clk_get(&pdev->dev, NULL);
-- 
1.8.1.2

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