ipv4: Implement IP_TRANSPARENT socket option

This patch introduces the IP_TRANSPARENT socket option: enabling that
will make the IPv4 routing omit the non-local source address check on
output. Setting IP_TRANSPARENT requires NET_ADMIN capability.

Signed-off-by: KOVACS Krisztian <hidden@sch.bme.hu>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index 643e26be058e..e97b66e2a9d0 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -129,7 +129,8 @@ struct inet_sock {
                                 is_icsk:1,
                                 freebind:1,
                                 hdrincl:1,
-                                mc_loop:1;
+                                mc_loop:1,
+                                transparent:1;
         int                     mc_index;
         __be32                  mc_addr;
         struct ip_mc_socklist   *mc_list;