diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index f9a87ed2392b..6a2df3297e77 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -1260,7 +1260,7 @@ static int __init capinc_tty_init(void)
 	if (capi_ttyminors <= 0)
 		capi_ttyminors = CAPINC_NR_PORTS;
 
-	capiminors = kzalloc(sizeof(struct capi_minor *) * capi_ttyminors,
+	capiminors = kzalloc(sizeof(struct capiminor *) * capi_ttyminors,
 			     GFP_KERNEL);
 	if (!capiminors)
 		return -ENOMEM;