[MLSXFRM]: Add security sid to flowi

This adds security to flow key for labeling of flows as also to allow
for making flow cache lookups based on the security label seemless.

Signed-off-by: Venkat Yekkirala <vyekkirala@TrustedCS.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/net/flow.h b/include/net/flow.h
index 04d89f763451..1cee5a83433a 100644
--- a/include/net/flow.h
+++ b/include/net/flow.h
@@ -78,6 +78,7 @@ struct flowi {
 #define fl_icmp_type    uli_u.icmpt.type
 #define fl_icmp_code    uli_u.icmpt.code
 #define fl_ipsec_spi    uli_u.spi
+        __u32           secid;  /* used by xfrm; see secid.txt */
 } __attribute__((__aligned__(BITS_PER_LONG/8)));
 
 #define FLOW_DIR_IN     0