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 65cb4c3..58ad8e8 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -228,6 +228,7 @@
return -ENOMEM;
}
+ kfree(pdev->dev.platform_data);
pdev->dev.platform_data = d;
return 0;
}