drm/amdgpu: remove error message when loading driver

Forget to check UCODE_ID_STORAGE case and will cause to print error
message when loading driver, correct it.

Signed-off-by: Xiangliang Yu <[e-mail]>
Reviewed-by: Alex Deucher <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c

···
 					enum cgs_ucode_id type)
 {
 	CGS_FUNC_ADEV;
-	uint16_t fw_version;
+	uint16_t fw_version = 0;
 
 	switch (type) {
 		case CGS_UCODE_ID_SDMA0:
···
 		case CGS_UCODE_ID_RLC_G:
 			fw_version = adev->gfx.rlc_fw_version;
 			break;
+		case CGS_UCODE_ID_STORAGE:
+			break;
 		default:
 			DRM_ERROR("firmware type %d do not have version\n", type);
-			fw_version = 0;
+			break;
 	}
 	return fw_version;
 }