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authorDavid Lebrun <david.lebrun@uclouvain.be>2016-11-08 16:59:21 +0300
committerDavid S. Miller <davem@davemloft.net>2016-11-10 04:40:06 +0300
commita149e7c7ce812561f0fdc7a86ddc42f294e5eb3e (patch)
tree04c5b7531a8d4bd7060f4d92e895a113515085b8 /net/ipv6/ipv6_sockglue.c
parent613fa3ca9e9e6af57927dab238121010c510fe4c (diff)
downloadlinux-a149e7c7ce812561f0fdc7a86ddc42f294e5eb3e.tar.xz
ipv6: sr: add support for SRH injection through setsockopt
This patch adds support for per-socket SRH injection with the setsockopt system call through the IPPROTO_IPV6, IPV6_RTHDR options. The SRH is pushed through the ipv6_push_nfrag_opts function. Signed-off-by: David Lebrun <david.lebrun@uclouvain.be> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ipv6_sockglue.c')
-rw-r--r--net/ipv6/ipv6_sockglue.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index 6c126780fcf2..3ba530373560 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -52,6 +52,7 @@
#include <net/udplite.h>
#include <net/xfrm.h>
#include <net/compat.h>
+#include <net/seg6.h>
#include <asm/uaccess.h>
@@ -430,6 +431,15 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
break;
#endif
+ case IPV6_SRCRT_TYPE_4:
+ {
+ struct ipv6_sr_hdr *srh = (struct ipv6_sr_hdr *)
+ opt->srcrt;
+
+ if (!seg6_validate_srh(srh, optlen))
+ goto sticky_done;
+ break;
+ }
default:
goto sticky_done;
}