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path: root/drivers/gpu/drm/mediatek/mtk_drm_gem.c
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Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_drm_gem.c')
-rw-r--r--drivers/gpu/drm/mediatek/mtk_drm_gem.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/mediatek/mtk_drm_gem.c
index 4f2e3feabc0f..1bf229615b01 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);