From: Zhihao Cheng <chengzhihao1@huawei.com>
Date: Sun, 22 Nov 2020 03:22:38 +0000 (-0800)
Subject: drivers: soc: ti: knav_qmss_queue: Fix error return code in knav_queue_probe
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4cba398f37f868f515ff12868418dc28574853a1;p=linux.git

drivers: soc: ti: knav_qmss_queue: Fix error return code in knav_queue_probe

Fix to return the error code from of_get_child_by_name() instaed of 0
in knav_queue_probe().

Fixes: 41f93af900a20d1a0a ("soc: ti: add Keystone Navigator QMSS driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhihao Cheng <chengzhihao1@huawei.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
---

diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c
index 490423ecdcddf..2e521f1eda96f 100644
--- a/drivers/soc/ti/knav_qmss_queue.c
+++ b/drivers/soc/ti/knav_qmss_queue.c
@@ -1852,9 +1852,10 @@ static int knav_queue_probe(struct platform_device *pdev)
 	if (ret)
 		goto err;
 
-	regions =  of_get_child_by_name(node, "descriptor-regions");
+	regions = of_get_child_by_name(node, "descriptor-regions");
 	if (!regions) {
 		dev_err(dev, "descriptor-regions not specified\n");
+		ret = -ENODEV;
 		goto err;
 	}
 	ret = knav_queue_setup_regions(kdev, regions);