diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 753b0152afd16f15dd655bafacff32d1dc5dd473..b4abd6850367d219e2cb1d59218bf7773b147879 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -5453,6 +5453,11 @@ int ata_device_add(const struct ata_probe_ent *ent)
 	int rc;
 
 	DPRINTK("ENTER\n");
+	
+	if (ent->irq == 0) {
+		dev_printk(KERN_ERR, dev, "is not available: No interrupt assigned.\n");
+		return 0;
+	}
 	/* alloc a container for our list of ATA ports (buses) */
 	host = kzalloc(sizeof(struct ata_host) +
 		       (ent->n_ports * sizeof(void *)), GFP_KERNEL);