net: Put flowi_* prefix on AF independent members of struct flowi

I intend to turn struct flowi into a union of AF specific flowi
structs.  There will be a common structure that each variant includes
first, much like struct sock_common.

This is the first step to move in that direction.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/security/selinux/xfrm.c b/security/selinux/xfrm.c
index c43ab54..510ec2c 100644
--- a/security/selinux/xfrm.c
+++ b/security/selinux/xfrm.c
@@ -135,10 +135,10 @@
 
 	state_sid = x->security->ctx_sid;
 
-	if (fl->secid != state_sid)
+	if (fl->flowi_secid != state_sid)
 		return 0;
 
-	rc = avc_has_perm(fl->secid, state_sid, SECCLASS_ASSOCIATION,
+	rc = avc_has_perm(fl->flowi_secid, state_sid, SECCLASS_ASSOCIATION,
 			  ASSOCIATION__SENDTO,
 			  NULL)? 0:1;