msm: camera: common: Change judgement condition

Icc_get return value is IS_ERR type, so the commit change the
judgement condition.

CRs-Fixed: 2988670
Change-Id: I2c3375922bc42b598aa8872c756a47e881ccb80c
Signed-off-by: zhuo <[email protected]>

drivers/cam_utils/cam_soc_icc.c

@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
- * Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2019-2021, The Linux Foundation. All rights reserved.
  */
 
 #include <linux/interconnect.h>
@@ -103,7 +103,7 @@ int cam_soc_bus_client_register(struct platform_device *pdev,
 	bus_client_data->icc_data = icc_get(&pdev->dev,
 		bus_client->common_data->src_id,
 		bus_client->common_data->dst_id);
-	if (!bus_client_data->icc_data) {
+	if (IS_ERR_OR_NULL(bus_client_data->icc_data)) {
 		CAM_ERR(CAM_UTIL, "failed in register bus client");
 		rc = -EINVAL;
 		goto error;