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authorGuillaume Nault <g.nault@alphalink.fr>2018-08-10 13:21:55 +0200
committerDavid S. Miller <davem@davemloft.net>2018-08-11 12:13:49 -0700
commitd6a61ec936676dbe25a6eb76e1229787dc2fbba8 (patch)
tree6365ef6a97498aee99a5131bef45375d72d3d65a /net/l2tp/l2tp_ppp.c
parent8a8982d1e2137aa020dd9fbc96b5e3c4fd871d0c (diff)
l2tp: define l2tp_tunnel_uses_xfrm()
Use helper function to figure out if a tunnel is using ipsec. Also, avoid accessing ->sk_policy directly since it's RCU protected. Signed-off-by: Guillaume Nault <g.nault@alphalink.fr> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/l2tp/l2tp_ppp.c')
-rw-r--r--net/l2tp/l2tp_ppp.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
index 6e2c8e7595e0..c33ef9a3f3b5 100644
--- a/net/l2tp/l2tp_ppp.c
+++ b/net/l2tp/l2tp_ppp.c
@@ -95,7 +95,6 @@
#include <net/netns/generic.h>
#include <net/ip.h>
#include <net/udp.h>
-#include <net/xfrm.h>
#include <net/inet_common.h>
#include <asm/byteorder.h>
@@ -1153,9 +1152,7 @@ static int pppol2tp_tunnel_ioctl(struct l2tp_tunnel *tunnel,
l2tp_session_dec_refcount(session);
break;
}
-#ifdef CONFIG_XFRM
- stats.using_ipsec = (sk->sk_policy[0] || sk->sk_policy[1]) ? 1 : 0;
-#endif
+ stats.using_ipsec = l2tp_tunnel_uses_xfrm(tunnel);
pppol2tp_copy_stats(&stats, &tunnel->stats);
if (copy_to_user((void __user *) arg, &stats, sizeof(stats))) {
err = -EFAULT;