rfkill: gpio: fix memory leak in probe error path

commit 4bf01ca21e2e0e4561d1a03c48c3d740418702db upstream.

Make sure to free the rfkill device in case registration fails during
probe.

Fixes: 5e7ca3937fbe ("net: rfkill: gpio: convert to resource managed allocation")
Cc: stable <stable@vger.kernel.org>	# 3.13
Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c
index 41bd496531d45e8d43428584605bfb55ef249169..00192a996be0eab95be229f801ada687cca0f71a 100644 (file)
--- a/net/rfkill/rfkill-gpio.c
+++ b/net/rfkill/rfkill-gpio.c
@@ -137,13 +137,18 @@ static int rfkill_gpio_probe(struct platform_device *pdev)
 
        ret = rfkill_register(rfkill->rfkill_dev);
        if (ret < 0)
-               return ret;
+               goto err_destroy;
 
        platform_set_drvdata(pdev, rfkill);
 
        dev_info(&pdev->dev, "%s device registered.\n", rfkill->name);
 
        return 0;
+
+err_destroy:
+       rfkill_destroy(rfkill->rfkill_dev);
+
+       return ret;
 }
 
 static int rfkill_gpio_remove(struct platform_device *pdev)