diff --git a/drivers/net/ethoc.c b/drivers/net/ethoc.c
index 88a1c52..590473a 100644
--- a/drivers/net/ethoc.c
+++ b/drivers/net/ethoc.c
@@ -508,7 +508,7 @@
 		return IRQ_NONE;
 	}
 
-	ethoc_ack_irq(priv, INT_MASK_ALL);
+	ethoc_ack_irq(priv, pending);
 
 	if (pending & INT_MASK_BUSY) {
 		dev_err(&dev->dev, "packet dropped\n");