From: Pierre-Eric Pelloux-Prayer Date: Thu, 20 Feb 2025 13:41:59 +0000 (+0100) Subject: drm/amdgpu: init return value in amdgpu_ttm_clear_buffer X-Git-Tag: v6.15-rc1~120^2~12^2~163 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7c62aacc3b452f73a1284198c81551035fac6d71;p=thirdparty%2Fkernel%2Flinux.git drm/amdgpu: init return value in amdgpu_ttm_clear_buffer Otherwise an uninitialized value can be returned if amdgpu_res_cleared returns true for all regions. Possibly closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3812 Fixes: a68c7eaa7a8f ("drm/amdgpu: Enable clear page functionality") Signed-off-by: Pierre-Eric Pelloux-Prayer Acked-by: Alex Deucher Reviewed-by: Christian König Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index bcb4bcc4ab751..53b71e9d80760 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -2295,7 +2295,7 @@ int amdgpu_ttm_clear_buffer(struct amdgpu_bo *bo, struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring; struct amdgpu_res_cursor cursor; u64 addr; - int r; + int r = 0; if (!adev->mman.buffer_funcs_enabled) return -EINVAL;