diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c
index 7f8aaf5..f4a73f4 100644
--- a/drivers/atm/idt77252.c
+++ b/drivers/atm/idt77252.c
@@ -3722,6 +3722,7 @@ static int idt77252_init_one(struct pci_dev *pcidev,
 		dev->phy->stop(dev);
 
 err_out_deinit_card:
+	timer_shutdown_sync(&card->tst_timer);
 	deinit_card(card);
 
 err_out_iounmap: