#include <net/ipv6.h>
#include <net/protocol.h>
#include <net/xfrm.h>
-#include <asm/scatterlist.h>
static int zero_out_mutable_opts(struct ipv6_opt_hdr *opthdr)
{
ah->reserved = 0;
ah->spi = x->id.spi;
- ah->seq_no = htonl(XFRM_SKB_CB(skb)->seq);
+ ah->seq_no = htonl(XFRM_SKB_CB(skb)->seq.output);
spin_lock_bh(&x->lock);
err = ah_mac_digest(ahp, skb, ah->auth_data);
ip6h->flow_lbl[2] = 0;
ip6h->hop_limit = 0;
+ spin_lock(&x->lock);
{
u8 auth_data[MAX_AH_AUTH_LEN];
skb_push(skb, hdr_len);
err = ah_mac_digest(ahp, skb, ah->auth_data);
if (err)
- goto free_out;
- err = -EINVAL;
- if (memcmp(ahp->work_icv, auth_data, ahp->icv_trunc_len)) {
- LIMIT_NETDEBUG(KERN_WARNING "ipsec ah authentication error\n");
- x->stats.integrity_failed++;
- goto free_out;
- }
+ goto unlock;
+ if (memcmp(ahp->work_icv, auth_data, ahp->icv_trunc_len))
+ err = -EBADMSG;
}
+unlock:
+ spin_unlock(&x->lock);
+
+ if (err)
+ goto free_out;
skb->network_header += ah_hlen;
memcpy(skb_network_header(skb), tmp_hdr, hdr_len);
kfree(ahp);
}
-static struct xfrm_type ah6_type =
+static const struct xfrm_type ah6_type =
{
.description = "AH6",
.owner = THIS_MODULE,