1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c
index 008e69d2e423..99542977e47e 100644
--- a/net/ipv4/ah4.c
+++ b/net/ipv4/ah4.c
@@ -265,7 +265,7 @@ static int ah_init_state(struct xfrm_state *x)
                 goto error;
         
         x->props.header_len = XFRM_ALIGN8(sizeof(struct ip_auth_hdr) + ahp->icv_trunc_len);
-        if (x->props.mode)
+        if (x->props.mode == XFRM_MODE_TUNNEL)
                 x->props.header_len += sizeof(struct iphdr);
         x->data = ahp;