Fix memory leak in sierra_release()

[Lennart Sorensen]

I found a memory leak in sierra_release() (well sierra_probe() I guess)
that looses 8 bytes each time the driver releases a device.

Here is the patch to fix it.

diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index 01d882c..76ef95b 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -959,6 +959,7 @@ static void sierra_release(struct usb_serial *serial)
 			continue;
 		kfree(portdata);
 	}
+	kfree(serial->private);
 }
 
 #ifdef CONFIG_PM

-- 
Len Sorensen
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