patch-2.2.0-pre8 linux/net/ipx/af_ipx.c

• Lines: 26
• Date: Sun Jan 17 18:25:48 1999
• Orig file: v2.2.0-pre7/linux/net/ipx/af_ipx.c
• Orig date: Thu Jan 7 15:11:42 1999

diff -u --recursive --new-file v2.2.0-pre7/linux/net/ipx/af_ipx.c linux/net/ipx/af_ipx.c
@@ -1973,8 +1973,10 @@
 		uaddr.sipx_network 	= 0;
 
 #ifdef CONFIG_IPX_INTERN
-		memcpy(uaddr.sipx_node, sk->protinfo.af_ipx.intrfc->if_node,
-		       IPX_NODE_LEN);
+		if(sk->protinfo.af_ipx.intrfc)
+			memcpy(uaddr.sipx_node, sk->protinfo.af_ipx.intrfc->if_node,IPX_NODE_LEN);
+		else
+			return -ENETDOWN;		/* Someone zonked the iface */
 #endif	/* CONFIG_IPX_INTERN */
 
 		ret = ipx_bind(sock, (struct sockaddr *)&uaddr,
@@ -2185,8 +2187,10 @@
 		uaddr.sipx_network 	= 0;
 
 #ifdef CONFIG_IPX_INTERN
-		memcpy(uaddr.sipx_node, sk->protinfo.af_ipx.intrfc->if_node,
-		       IPX_NODE_LEN);
+		if(sk->protinfo.af_ipx.intrfc)
+			memcpy(uaddr.sipx_node, sk->protinfo.af_ipx.intrfc->if_node,IPX_NODE_LEN);
+		else
+			return -ENETDOWN;		/* Someone zonked the iface */
 #endif	/* CONFIG_IPX_INTERN */
 
 		ret = ipx_bind(sock, (struct sockaddr *)&uaddr,