patch-2.2.19 linux/net/ipv4/ip_sockglue.c

• Lines: 10
• Date: Sun Mar 25 11:37:41 2001
• Orig file: v2.2.18/net/ipv4/ip_sockglue.c
• Orig date: Sun Mar 25 11:12:46 2001

diff -u --new-file --recursive --exclude-from /usr/src/exclude v2.2.18/net/ipv4/ip_sockglue.c linux/net/ipv4/ip_sockglue.c
@@ -636,6 +636,9 @@
 	if(get_user(len,optlen))
 		return -EFAULT;
 
+	if(len < 0)
+		return -EINVAL;
+		
 	switch(optname)
 	{
 		case IP_OPTIONS: