diff options
Diffstat (limited to 'drivers/gpu/drm/mediatek')
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_dp.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_gem.c | 3 |
3 files changed, 8 insertions, 5 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c index 0ba7210263..5363669564 100644 --- a/drivers/gpu/drm/mediatek/mtk_dp.c +++ b/drivers/gpu/drm/mediatek/mtk_dp.c @@ -2104,7 +2104,7 @@ static ssize_t mtk_dp_aux_transfer(struct drm_dp_aux *mtk_aux, if (mtk_dp->bridge.type != DRM_MODE_CONNECTOR_eDP && !mtk_dp->train_info.cable_plugged_in) { - ret = -EAGAIN; + ret = -EIO; goto err; } diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index a04499c4f9..29207b2756 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -1009,10 +1009,10 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev, mtk_crtc->mmsys_dev = priv->mmsys_dev; mtk_crtc->ddp_comp_nr = path_len; - mtk_crtc->ddp_comp = devm_kmalloc_array(dev, - mtk_crtc->ddp_comp_nr + (conn_routes ? 1 : 0), - sizeof(*mtk_crtc->ddp_comp), - GFP_KERNEL); + mtk_crtc->ddp_comp = devm_kcalloc(dev, + mtk_crtc->ddp_comp_nr + (conn_routes ? 1 : 0), + sizeof(*mtk_crtc->ddp_comp), + GFP_KERNEL); if (!mtk_crtc->ddp_comp) return -ENOMEM; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/mediatek/mtk_drm_gem.c index 4f2e3feabc..1bf229615b 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c @@ -38,6 +38,9 @@ static struct mtk_drm_gem_obj *mtk_drm_gem_init(struct drm_device *dev, size = round_up(size, PAGE_SIZE); + if (size == 0) + return ERR_PTR(-EINVAL); + mtk_gem_obj = kzalloc(sizeof(*mtk_gem_obj), GFP_KERNEL); if (!mtk_gem_obj) return ERR_PTR(-ENOMEM); |