diff --git a/drivers/net/3c523.c b/drivers/net/3c523.c
index a384f7d..da1a22c 100644
--- a/drivers/net/3c523.c
+++ b/drivers/net/3c523.c
@@ -1145,7 +1145,7 @@
 
 	if (len != skb->len)
 		memset((char *) p->xmit_cbuffs[p->xmit_count], 0, ETH_ZLEN);
-	skb_copy_from_linear_data(skb, p->xmit_cbuffs[p->xmit_count], skb->len);
+	skb_copy_from_linear_data(skb, (char *) p->xmit_cbuffs[p->xmit_count], skb->len);
 
 #if (NUM_XMIT_BUFFS == 1)
 #ifdef NO_NOPCOMMANDS