On Wed, Feb 08, 2017 at 02:46:01AM +0300, Dan Carpenter wrote:
> Having "ret" be a bool type works for everything except
> ret = funcs->atomic_check(). The other functions all return zero on
> error but ->atomic_check() returns negative error codes. We want to
> propagate the error code but instead we return 1.
>
> I found this bug with static analysis and I don't know if it affects
> run time.
>
> Fixes: 4cd4df8080a3 ("drm/atomic: Add ->atomic_check() to encoder helpers")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Applied to drm-misc for 4.11, thanks.
-Daniel
>
> diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
> index 9a08445a7a7a..01d936b7be43 100644
> --- a/drivers/gpu/drm/drm_atomic_helper.c
> +++ b/drivers/gpu/drm/drm_atomic_helper.c
> @@ -369,7 +369,7 @@ mode_fixup(struct drm_atomic_state *state)
> struct drm_connector *connector;
> struct drm_connector_state *conn_state;
> int i;
> - bool ret;
> + int ret;
>
> for_each_crtc_in_state(state, crtc, crtc_state, i) {
> if (!crtc_state->mode_changed &&
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--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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