rfkill: gpio: fix memory leak in probe error path

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>

1 files changed, 6 insertions, 1 deletions

diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c
index 41bd496531d4..00192a996be0 100644
--- 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)