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path: root/drivers/tty/serial/serial_mctrl_gpio.c
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Diffstat (limited to 'drivers/tty/serial/serial_mctrl_gpio.c')
-rw-r--r--drivers/tty/serial/serial_mctrl_gpio.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/serial_mctrl_gpio.c b/drivers/tty/serial/serial_mctrl_gpio.c
index fb4781292d40..c41d8911ce95 100644
--- a/drivers/tty/serial/serial_mctrl_gpio.c
+++ b/drivers/tty/serial/serial_mctrl_gpio.c
@@ -207,7 +207,7 @@ struct mctrl_gpios *mctrl_gpio_init(struct uart_port *port, unsigned int idx)
continue;
ret = gpiod_to_irq(gpios->gpio[i]);
- if (ret <= 0) {
+ if (ret < 0) {
dev_err(port->dev,
"failed to find corresponding irq for %s (idx=%d, err=%d)\n",
mctrl_gpios_desc[i].name, idx, ret);