drm/i915: use ERR_CAST instead of ERR_PTR/PTR_ERR

Inspired by scripts/coccinelle/api/err_cast.cocci

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index ddf3fef..ea20edb 100644 (file)
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1419,7 +1419,7 @@ intel_atomic_get_crtc_state(struct drm_atomic_state *state,
        struct drm_crtc_state *crtc_state;
        crtc_state = drm_atomic_get_crtc_state(state, &crtc->base);
        if (IS_ERR(crtc_state))
-               return ERR_PTR(PTR_ERR(crtc_state));
+               return ERR_CAST(crtc_state);
 
        return to_intel_crtc_state(crtc_state);
 }