drm/amdgpu: Fix the null pointer dereference to ras_manager

[ Upstream commit 4c11d30c95 ]

Check ras_manager before using it

Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Ma Jun 2024-05-11 15:48:02 +08:00 • committed by Greg Kroah-Hartman
commit b896163339