From: Rob Clark robdclark@chromium.org
[ Upstream commit 4deef811828e87e26a978d5d6433b261d4713849 ]
In the error path, mtk_drm_gem_object_mmap() is dropping an obj reference that it doesn't own.
Fixes: 119f5173628a ("drm/mediatek: Add DRM Driver for Mediatek SoC MT8173.") Signed-off-by: Rob Clark robdclark@chromium.org Link: https://patchwork.kernel.org/project/linux-mediatek/patch/20230119231255.288... Signed-off-by: Chun-Kuang Hu chunkuang.hu@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/mediatek/mtk_drm_gem.c | 2 -- 1 file changed, 2 deletions(-)
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/mediatek/mtk_drm_gem.c index 7ff6de44a9fa8..2fa432287d690 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c @@ -142,8 +142,6 @@ static int mtk_drm_gem_object_mmap(struct drm_gem_object *obj,
ret = dma_mmap_attrs(priv->dma_dev, vma, mtk_gem->cookie, mtk_gem->dma_addr, obj->size, mtk_gem->dma_attrs); - if (ret) - drm_gem_vm_close(vma);
return ret; }