diff mbox series

[v2,3/3] serial: 8250: Remove check for specific mctrl_gpio_init() return value

Message ID 20190801184505.17239-3-frieder.schrempf@kontron.de (mailing list archive)
State New, archived
Headers show
Series [v2,1/3] serial: mctrl_gpio: Avoid probe failures in case of missing gpiolib | expand

Commit Message

Frieder Schrempf Aug. 1, 2019, 6:45 p.m. UTC 
From: Frieder Schrempf <frieder.schrempf@kontron.de>

Now that the mctrl_gpio code returns NULL instead of ERR_PTR(-ENOSYS)
in cases when CONFIG_GPIOLIB is disabled, we can safely remove this
check.

Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
---
 drivers/tty/serial/8250/8250_core.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c
index df3bcc0b2d74..e682390ce0de 100644
--- a/drivers/tty/serial/8250/8250_core.c
+++ b/drivers/tty/serial/8250/8250_core.c
@@ -1026,10 +1026,8 @@  int serial8250_register_8250_port(struct uart_8250_port *up)
 		if (!has_acpi_companion(uart->port.dev)) {
 			gpios = mctrl_gpio_init(&uart->port, 0);
 			if (IS_ERR(gpios)) {
-				if (PTR_ERR(gpios) != -ENOSYS) {
-					ret = PTR_ERR(gpios);
-					goto out_unlock;
-				}
+				ret = PTR_ERR(gpios);
+				goto out_unlock;
 			} else {
 				uart->gpios = gpios;
 			}