diff --git a/drivers/isdn/hisax/elsa.c b/drivers/isdn/hisax/elsa.c
index 0c1351b23840..948a9b290fd1 100644
--- a/drivers/isdn/hisax/elsa.c
+++ b/drivers/isdn/hisax/elsa.c
@@ -1088,7 +1088,7 @@ setup_elsa_pci(struct IsdnCard *card)
 
 #else
 
-static void __devinit
+static int __devinit
 setup_elsa_pci(struct IsdnCard *card)
 {
 	return (1);