xnu-1699.22.81.tar.gz

[apple/xnu.git] / bsd / net / if_utun.c

diff --git a/bsd/net/if_utun.c b/bsd/net/if_utun.c
index 1b35e44b441d1f3ecfef60c96ce117e57bc08dbb..a8667845ba71509834cc3198c0f976bf89a44872 100644 (file)
--- a/bsd/net/if_utun.c
+++ b/bsd/net/if_utun.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+ * Copyright (c) 2008-2010 Apple Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -366,6 +366,9 @@ utun_cleanup_family(
                goto cleanup;
        }
        
+        /* always set SS_PRIV, we want to close and detach regardless */
+        sock_setpriv(pf_socket, 1);
+
        result = utun_detach_ip(interface, protocol, pf_socket);
        if (result == 0 || result == ENXIO) {
                /* We are done! We either detached or weren't attached. */
@@ -705,7 +708,6 @@ utun_ioctl(
        void            *data)
 {
        errno_t result = 0;
-       struct ifaddr   *ifa = (struct ifaddr *)data;
        
        switch(command) {
                case SIOCSIFMTU:
@@ -716,13 +718,6 @@ utun_ioctl(
                        /* ifioctl() takes care of it */
                        break;
                        
-               case SIOCSIFADDR:
-               case SIOCAIFADDR:
-                       /* This will be called for called for IPv6 Address additions */
-                       if (ifa->ifa_addr->sa_family == AF_INET6) 
-                               break;
-                       /* Fall though for other families like IPv4 */
-                       
                default:
                        result = EOPNOTSUPP;
        }
@@ -754,7 +749,8 @@ utun_proto_input(
        // remove protocol family first
        mbuf_adj(m, sizeof(u_int32_t));
        
-       proto_input(protocol, m);
+       if (proto_input(protocol, m) != 0)
+               m_freem(m);
        
        return 0;
 }
@@ -770,8 +766,8 @@ utun_proto_pre_output(
        __unused char *link_layer_dest)
 {
        
-    *(protocol_family_t *)(void *)frame_type = protocol;
-       return 0;
+       *(protocol_family_t *)(void *)frame_type = protocol;
+               return 0;
 }
 
 static errno_t