From: zhong jiang <zhongjiang@huawei.com>
Date: Thu, 20 Sep 2018 19:18:19 +0000 (-0600)
Subject: coresight: Remove redundant null pointer check before of_node_put and put_device
X-Git-Tag: v5.15~7734^2~138
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bbbecc644a4fff76e8c89b9859701bdcde198d9c;p=platform%2Fkernel%2Flinux-starfive.git

coresight: Remove redundant null pointer check before of_node_put and put_device

of_node_put and put_device has taken the null pointer check into account.
So it is safe to remove the duplicated check.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/hwtracing/coresight/of_coresight.c b/drivers/hwtracing/coresight/of_coresight.c
index da71c97..89092f8 100644
--- a/drivers/hwtracing/coresight/of_coresight.c
+++ b/drivers/hwtracing/coresight/of_coresight.c
@@ -219,12 +219,9 @@ static int of_coresight_parse_endpoint(struct device *dev,
 		ret = 1;
 	} while (0);
 
-	if (rparent)
-		of_node_put(rparent);
-	if (rep)
-		of_node_put(rep);
-	if (rdev)
-		put_device(rdev);
+	of_node_put(rparent);
+	of_node_put(rep);
+	put_device(rdev);
 
 	return ret;
 }