diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index c5dc188..235ebdb 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -1490,6 +1490,9 @@
 		}
 	}
 
+	printk(KERN_ERR "%s: no free slot for interface\n",
+			d ? d->name : "ide");
+
 	return NULL;
 
 out_found: