USB: rmnet: Free function name buffer on disconnect

Signed-off-by: Manu Gautam <mgautam@codeaurora.org>
diff --git a/drivers/usb/gadget/f_rmnet.c b/drivers/usb/gadget/f_rmnet.c
index 456347b..dcb43a2 100644
--- a/drivers/usb/gadget/f_rmnet.c
+++ b/drivers/usb/gadget/f_rmnet.c
@@ -291,6 +291,7 @@
 
 	frmnet_free_req(dev->notify, dev->notify_req);
 
+	kfree(f->name);
 	kfree(dev);
 }