i40e: rtnl_lock called twice in i40e_pci_error_resume()

Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/i40e/i40e_main.c

@@ -10537,7 +10537,7 @@ static void i40e_pci_error_resume(struct pci_dev *pdev)
 
 	rtnl_lock();
 	i40e_handle_reset_warning(pf);
-	rtnl_lock();
+	rtnl_unlock();
 }
 
 /**