drm/amd/pp: fix "Delete the wrapper layer of smu_allocate/free_memory"

For amdgpu_bo_create_kernel to work the handle must be NULL initialized,
otherwise we only try to pin and map the BO.
Signed-off-by: NChristian König <christian.koenig@amd.com>
Reviewed-by: NRex Zhu <rezhu@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/powerplay/smumgr/rv_smumgr.c

@@ -327,10 +327,10 @@ static int rv_start_smu(struct pp_hwmgr *hwmgr)
 
 static int rv_smu_init(struct pp_hwmgr *hwmgr)
 {
+	struct amdgpu_bo *handle = NULL;
 	struct rv_smumgr *priv;
 	uint64_t mc_addr;
 	void *kaddr = NULL;
-	struct amdgpu_bo *handle;
 	int r;
 
 	priv = kzalloc(sizeof(struct rv_smumgr), GFP_KERNEL);

drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.c

@@ -377,11 +377,11 @@ static int vega10_verify_smc_interface(struct pp_hwmgr *hwmgr)
 
 static int vega10_smu_init(struct pp_hwmgr *hwmgr)
 {
+	struct amdgpu_bo *handle = NULL;
 	struct vega10_smumgr *priv;
 	uint64_t mc_addr;
 	void *kaddr = NULL;
 	unsigned long tools_size;
-	struct amdgpu_bo *handle;
 	int ret;
 	struct cgs_firmware_info info = {0};