Re: [PATCH] gpiolib: fix a NULL-pointer dereference when setting direction

[Bartosz Golaszewski]

From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>


On Thu, 24 Oct 2024 15:38:34 +0200, Bartosz Golaszewski wrote:
> For optional GPIOs we may pass NULL to gpiod_direction_(input|output)().
> With the call to the notifier chain added by commit 07c61d4da43f
> ("gpiolib: notify user-space about in-kernel line state changes") we
> will now dereference a NULL pointer in this case. The reason for that is
> the fact that the expansion of the VALIDATE_DESC() macro (which returns
> 0 for NULL descriptors) was moved into the nonotify variants of the
> direction setters.
> 
> [...]

Applied, thanks!

[1/1] gpiolib: fix a NULL-pointer dereference when setting direction
      commit: 1f4a640e9ac7f450752365541ad9c064b13ef8bf

Best regards,
-- 
Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>