linux-kernel - [PATCH 4.14 147/159] staging: greybus: light: Release memory obtained by kasprintf

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Date:   Fri, 22 Dec 2017 09:47:12 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Arvind Yadav <arvind.yadav.cs@...il.com>,
        Rui Miguel Silva <rmfrfs@...il.com>,
        Sasha Levin <alexander.levin@...izon.com>
Subject: [PATCH 4.14 147/159] staging: greybus: light: Release memory obtained by kasprintf

4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Arvind Yadav <arvind.yadav.cs@...il.com>


[ Upstream commit 04820da21050b35eed68aa046115d810163ead0c ]

Free memory region, if gb_lights_channel_config is not successful.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
Reviewed-by: Rui Miguel Silva <rmfrfs@...il.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@...izon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/staging/greybus/light.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/staging/greybus/light.c
+++ b/drivers/staging/greybus/light.c
@@ -925,6 +925,8 @@ static void __gb_lights_led_unregister(s
 		return;
 
 	led_classdev_unregister(cdev);
+	kfree(cdev->name);
+	cdev->name = NULL;
 	channel->led = NULL;
 }