From: Arvind Yadav <arvind.yadav.cs@gmail.com>
Date: Sat, 23 Sep 2017 07:55:30 +0000 (+0530)
Subject: staging: greybus: light: Release memory obtained by kasprintf
X-Git-Tag: v4.9.72~18
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bb0618ac2302316d924aff2e653ef8e4f1dd753b;p=thirdparty%2Fkernel%2Fstable.git

staging: greybus: light: Release memory obtained by kasprintf


[ Upstream commit 04820da21050b35eed68aa046115d810163ead0c ]

Free memory region, if gb_lights_channel_config is not successful.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Reviewed-by: Rui Miguel Silva <rmfrfs@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/greybus/light.c b/drivers/staging/greybus/light.c
index 8dffd8a7e762d..9f01427f35f91 100644
--- a/drivers/staging/greybus/light.c
+++ b/drivers/staging/greybus/light.c
@@ -924,6 +924,8 @@ static void __gb_lights_led_unregister(struct gb_channel *channel)
 		return;
 
 	led_classdev_unregister(cdev);
+	kfree(cdev->name);
+	cdev->name = NULL;
 	channel->led = NULL;
 }