diff --git a/sound/oss/ad1848.c b/sound/oss/ad1848.c
index 0ffa997..7cf9913 100644
--- a/sound/oss/ad1848.c
+++ b/sound/oss/ad1848.c
@@ -1992,7 +1992,7 @@
 			devc->audio_flags |= DMA_DUPLEX;
 	}
 
-	portc = (ad1848_port_info *) kmalloc(sizeof(ad1848_port_info), GFP_KERNEL);
+	portc = kmalloc(sizeof(ad1848_port_info), GFP_KERNEL);
 	if(portc==NULL) {
 		release_region(devc->base, 4);
 		return -1;