From: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Date: Wed, 20 Apr 2011 07:44:43 +0000 (+0200)
Subject: driver core/platform_device_add_data: free platform data before overwriting
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=251e031d132ea3d03e0a32f2240c67f449979c5d;p=mv-sheeva.git

driver core/platform_device_add_data: free platform data before overwriting

Reviewed-by: Viresh Kumar <viresh.kumar@st.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 65cb4c39760..58ad8e8ad7a 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -228,6 +228,7 @@ int platform_device_add_data(struct platform_device *pdev, const void *data,
 			return -ENOMEM;
 	}
 
+	kfree(pdev->dev.platform_data);
 	pdev->dev.platform_data = d;
 	return 0;
 }