From: Romain Izard romain.izard.pro@gmail.com
As the mctrl_gpio driver can be built as a module, it needs to have its license specified with MODULE_LICENSE. Otherwise, it cannot access required symbols exported through EXPORT_SYMBOL_GPL.
Signed-off-by: Romain Izard romain.izard.pro@gmail.com Acked-by: Uwe Kleine-König u.kleine-koenig@pengutronix.de Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/tty/serial/serial_mctrl_gpio.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/tty/serial/serial_mctrl_gpio.c b/drivers/tty/serial/serial_mctrl_gpio.c index 226ad23b136c..02147361eaa9 100644 --- a/drivers/tty/serial/serial_mctrl_gpio.c +++ b/drivers/tty/serial/serial_mctrl_gpio.c @@ -20,6 +20,7 @@ #include <linux/gpio/consumer.h> #include <linux/termios.h> #include <linux/serial_core.h> +#include <linux/module.h>
#include "serial_mctrl_gpio.h"
@@ -249,3 +250,5 @@ void mctrl_gpio_disable_ms(struct mctrl_gpios *gpios) } } EXPORT_SYMBOL_GPL(mctrl_gpio_disable_ms); + +MODULE_LICENSE("GPL");