On Mon, Mar 30, 2015 at 02:05:43PM +0300, Ander Conselvan de Oliveira wrote:
> Consistently with other free functions, handle the NULL case without
> oopsing.
>
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@xxxxxxxxx>
> ---
> drivers/gpu/drm/drm_atomic.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
> index 23034e8..88b2790 100644
> --- a/drivers/gpu/drm/drm_atomic.c
> +++ b/drivers/gpu/drm/drm_atomic.c
> @@ -179,6 +179,9 @@ EXPORT_SYMBOL(drm_atomic_state_clear);
> */
> void drm_atomic_state_free(struct drm_atomic_state *state)
> {
> + if (!state)
> + return;
> +
> drm_atomic_state_clear(state);
>
> DRM_DEBUG_ATOMIC("Freeing atomic state %p\n", state);
It'd probably make sense to fix all code that uses
drm_atomic_state_free() at the same time.
Regards, David Weinehall
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