Re: [PATCH 4/4] drm/amdgpu: Using uninitialized value *size when calling amdgpu_vce_cs_reloc

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Am 24.04.24 um 04:50 schrieb jesse.zhang@xxxxxxx:
From: Jesse Zhang <jesse.zhang@xxxxxxx>

Initialize the size before calling amdgpu_vce_cs_reloc, such as case 0x03000001.

Signed-off-by: Jesse Zhang <Jesse.Zhang@xxxxxxx>

To really improve the handling we would actually need to have a separate value of 0xffffffff.

Regards,
Christian.

---
  drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
index 59acf424a078..60d97cd14855 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
@@ -742,7 +742,7 @@ int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p,
  	uint32_t destroyed = 0;
  	uint32_t created = 0;
  	uint32_t allocated = 0;
-	uint32_t tmp, handle = 0;
+	uint32_t tmp = 0, handle = 0;
  	uint32_t *size = &tmp;
  	unsigned int idx;
  	int i, r = 0;




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