From: Harry Wentland <harry.wentland@amd.com>
Date: Fri, 9 Feb 2018 12:15:45 -0500
Subject: drm/amdgpu: Fix potential uninitialized use of 'idle' in amdgpu_ids.c
Git-commit: ed024578e703da96c71339a73cf5c3ff4317dd9a
Patch-mainline: v4.17-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

v2: Use NULL and reverse christmas tree ordering

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
@@ -406,7 +406,8 @@ int amdgpu_vmid_grab(struct amdgpu_vm *v
 	struct amdgpu_device *adev = ring->adev;
 	unsigned vmhub = ring->funcs->vmhub;
 	struct amdgpu_vmid_mgr *id_mgr = &adev->vm_manager.id_mgr[vmhub];
-	struct amdgpu_vmid *id, *idle;
+	struct amdgpu_vmid *idle = NULL;
+	struct amdgpu_vmid *id = NULL;
 	int r = 0;
 
 	mutex_lock(&id_mgr->lock);