summaryrefslogtreecommitdiff
path: root/net/ipv4/ip_sockglue.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-10-12 15:17:14 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-12 15:17:14 +0200
commit620f2efcdc5c7a2db68da41bc3df3cf9a718024e (patch)
treeb1a0411e2588953777d0b10245b12044c33cef54 /net/ipv4/ip_sockglue.c
parent04944b793e18ece23f63c0252646b310c1845940 (diff)
parentfd048088306656824958e7783ffcee27e241b361 (diff)
Merge branch 'linus' into x86/xsave
Diffstat (limited to 'net/ipv4/ip_sockglue.c')
-rw-r--r--net/ipv4/ip_sockglue.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 105d92a039b9..465abf0a9869 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -419,7 +419,7 @@ static int do_ip_setsockopt(struct sock *sk, int level,
(1<<IP_TTL) | (1<<IP_HDRINCL) |
(1<<IP_MTU_DISCOVER) | (1<<IP_RECVERR) |
(1<<IP_ROUTER_ALERT) | (1<<IP_FREEBIND) |
- (1<<IP_PASSSEC))) ||
+ (1<<IP_PASSSEC) | (1<<IP_TRANSPARENT))) ||
optname == IP_MULTICAST_TTL ||
optname == IP_MULTICAST_LOOP) {
if (optlen >= sizeof(int)) {
@@ -878,6 +878,16 @@ static int do_ip_setsockopt(struct sock *sk, int level,
err = xfrm_user_policy(sk, optname, optval, optlen);
break;
+ case IP_TRANSPARENT:
+ if (!capable(CAP_NET_ADMIN)) {
+ err = -EPERM;
+ break;
+ }
+ if (optlen < 1)
+ goto e_inval;
+ inet->transparent = !!val;
+ break;
+
default:
err = -ENOPROTOOPT;
break;
@@ -1130,6 +1140,9 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname,
case IP_FREEBIND:
val = inet->freebind;
break;
+ case IP_TRANSPARENT:
+ val = inet->transparent;
+ break;
default:
release_sock(sk);
return -ENOPROTOOPT;