Re: [PATCH v3 1/2] drm/mediatek: fix kernel oops if no crtc is found

2023-09-05 Thread AngeloGioacchino Del Regno
Il 01/09/23 19:45, Michael Walle ha scritto: drm_crtc_from_index(0) might return NULL if there are no CRTCs registered at all which will lead to a kernel oops in mtk_drm_crtc_dma_dev_get(). Add the missing return value check. Fixes: 0d9eee9118b7 ("drm/mediatek: Add drm ovl_adaptor sub driver for

[PATCH v3 1/2] drm/mediatek: fix kernel oops if no crtc is found

2023-09-01 Thread Michael Walle
drm_crtc_from_index(0) might return NULL if there are no CRTCs registered at all which will lead to a kernel oops in mtk_drm_crtc_dma_dev_get(). Add the missing return value check. Fixes: 0d9eee9118b7 ("drm/mediatek: Add drm ovl_adaptor sub driver for MT8195") Signed-off-by: Michael Walle Reviewe