patch-2.0.30 linux/net/ipv4/ip_sockglue.c

• Lines: 23
• Date: Tue Apr 8 08:47:47 1997
• Orig file: v2.0.29/linux/net/ipv4/ip_sockglue.c
• Orig date: Wed Jul 10 22:54:18 1996

diff -u --recursive --new-file v2.0.29/linux/net/ipv4/ip_sockglue.c linux/net/ipv4/ip_sockglue.c
@@ -407,6 +407,22 @@
 			return -err;	/* -0 is 0 after all */
 			
 #endif
+#ifdef CONFIG_IP_MASQUERADE_IPAUTOFW
+		case IP_AUTOFW_ADD:
+		case IP_AUTOFW_DEL:
+		case IP_AUTOFW_FLUSH:
+			if(!suser())
+				return -EPERM;
+			if(optlen>sizeof(tmp_fw) || optlen<1)
+				return -EINVAL;
+			err=verify_area(VERIFY_READ,optval,optlen);
+			if(err)
+				return err;
+			memcpy_fromfs(&tmp_fw,optval,optlen);
+			err=ip_autofw_ctl(optname, &tmp_fw,optlen);
+			return -err;	/* -0 is 0 after all */
+			
+#endif
 #ifdef CONFIG_IP_ACCT
 		case IP_ACCT_INSERT:
 		case IP_ACCT_APPEND: