diff --git a/drivers/media/video/saa7164/saa7164-core.c b/drivers/media/video/saa7164/saa7164-core.c
index 591a3c101c0faa74da1421f1e7c2a3600aaa4fb3..20257664b40b7e0ecf473ebb54dd642a15d03e24 100644
--- a/drivers/media/video/saa7164/saa7164-core.c
+++ b/drivers/media/video/saa7164/saa7164-core.c
@@ -267,7 +267,12 @@ static irqreturn_t saa7164_irq_encoder(struct saa7164_port *port)
 		return 0;
 	}
 
-	/* Sore old time */
+	if (rp != ((port->last_irq_rp + 1) % 8)) {
+		printk(KERN_ERR "%s() Multiple bufs on interrupt, port %p\n",
+			__func__, port);
+	}
+
+	/* Store old time */
 	port->last_irq_msecs_diff = port->last_irq_msecs;
 
 	/* Collect new stats */