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[3/5] drm/mediatek: Add initialization for mtk_gem_obj

Message ID 20230407064657.12350-4-jason-jh.lin@mediatek.com (mailing list archive)
State New, archived
Headers show
Series Fix mediatek-drm coverity issues | expand

Commit Message

Jason-JH Lin (林睿祥) April 7, 2023, 6:46 a.m. UTC 
Calling mtk_gem_obj = kzalloc() which returns uninitialized memory,
because mtk_gem_obj is uninitialized.

It may cause using uninitialized value mtk_gem_obj->base.resv
when calling drm_gem_object_init().

So add initialization for mtk_gem_obj.

Signed-off-by: Jason-JH.Lin <jason-jh.lin@mediatek.com>
Fixes: 119f5173628a ("drm/mediatek: Add DRM Driver for Mediatek SoC MT8173.")
---
 drivers/gpu/drm/mediatek/mtk_drm_gem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/mediatek/mtk_drm_gem.c
index a25b28d3ee90..9b8f72ed12e4 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c
@@ -33,7 +33,7 @@  static const struct drm_gem_object_funcs mtk_drm_gem_object_funcs = {
 static struct mtk_drm_gem_obj *mtk_drm_gem_init(struct drm_device *dev,
 						unsigned long size)
 {
-	struct mtk_drm_gem_obj *mtk_gem_obj;
+	struct mtk_drm_gem_obj *mtk_gem_obj = NULL;
 	int ret;
 
 	size = round_up(size, PAGE_SIZE);