driver core/platform_device_add_resources: free resource 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 667f282f8b7bfe08093a8fe668439442279f3357..7d4bdaf557cff469f0c8c1fd60cbeeeb7829790f 100644 (file)
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -200,6 +200,7 @@ int platform_device_add_resources(struct platform_device *pdev,
                        return -ENOMEM;
        }
 
+       kfree(pdev->resource);
        pdev->resource = r;
        pdev->num_resources = num;
        return 0;