2016-02-23 16:21 GMT+01:00 Fabio Estevam <festevam@xxxxxxxxx>:
> On Tue, Feb 23, 2016 at 11:54 AM, Romain Izard
> <romain.izard.pro@xxxxxxxxx> wrote:
>> 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@xxxxxxxxx>
>> ---
>> 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");
>
> Shouldn't it be "GPL v2" instead to match the licensing text in the
> top of the file?
According to include/linux/module.h, "GPL" means "GNU Public License
v2 or later",
which is the license text in the file header.
--
Romain Izard
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