linux-kernel - [PATCH] w1: Use kzfree() in w1_master

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Message-Id: <20200604125617.100046-1-efremov@linux.com>
Date:   Thu,  4 Jun 2020 15:56:17 +0300
From:   Denis Efremov <efremov@...ux.com>
To:     Evgeniy Polyakov <zbr@...emap.net>
Cc:     Denis Efremov <efremov@...ux.com>, linux-kernel@...r.kernel.org
Subject: [PATCH] w1: Use kzfree() in w1_master_release()

Use kzfree() instead of memset() with 0 followed by kfree().
The pointer is allocated in w1_alloc_dev().

Signed-off-by: Denis Efremov <efremov@...ux.com>
---
 drivers/w1/w1.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c
index e58c7592008d..24baacf8314c 100644
--- a/drivers/w1/w1.c
+++ b/drivers/w1/w1.c
@@ -71,8 +71,7 @@ static void w1_master_release(struct device *dev)
 	struct w1_master *md = dev_to_w1_master(dev);
 
 	dev_dbg(dev, "%s: Releasing %s.\n", __func__, md->name);
-	memset(md, 0, sizeof(struct w1_master) + sizeof(struct w1_bus_master));
-	kfree(md);
+	kzfree(md);
 }
 
 static void w1_slave_release(struct device *dev)
-- 
2.26.2