From: Lijo Lazar Date: Tue, 12 May 2026 14:59:52 +0000 (+0530) Subject: drm/amdgpu: Fix discovery offset check under VF X-Git-Tag: v7.1-rc5~19^2~3^2~23 X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=9baf02bf88a8228248c546a3be7bbe3bfe74b7d5;p=thirdparty%2Fkernel%2Flinux.git drm/amdgpu: Fix discovery offset check under VF Discovery table may be kept at offset 0 by host driver. Remove the validation check. Fixes: 01bdc7e219c4 ("drm/amdgpu: New interface to get IP discovery binary v3") Signed-off-by: Lijo Lazar Reviewed-by: Ellen Pan Signed-off-by: Alex Deucher (cherry picked from commit d3f5bbd007133c64a20e81ef290a93e46c75df40) --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c index 8d99bfaa498f6..80efeca0ab735 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c @@ -304,7 +304,7 @@ static int amdgpu_discovery_get_tmr_info(struct amdgpu_device *adev, adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_IPD_TABLE_ID].offset; adev->discovery.size = adev->virt.crit_regn_tbl[AMD_SRIOV_MSG_IPD_TABLE_ID].size_kb << 10; - if (!adev->discovery.offset || !adev->discovery.size) + if (!adev->discovery.size) return -EINVAL; } else { goto out;