* This file is derived from net/ipv4/ah.c.
*/
+#define pr_fmt(fmt) "IPv6: " fmt
+
#include <crypto/hash.h>
#include <linux/module.h>
#include <linux/slab.h>
hao = (struct ipv6_destopt_hao *)&opt[off];
if (hao->length != sizeof(hao->addr)) {
- if (net_ratelimit())
- printk(KERN_WARNING "destopt hao: invalid header length: %u\n", hao->length);
+ net_warn_ratelimited("destopt hao: invalid header length: %u\n",
+ hao->length);
goto bad;
}
- ipv6_addr_copy(&final_addr, &hao->addr);
- ipv6_addr_copy(&hao->addr, &iph->saddr);
- ipv6_addr_copy(&iph->saddr, &final_addr);
+ final_addr = hao->addr;
+ hao->addr = iph->saddr;
+ iph->saddr = final_addr;
}
break;
}
segments = rthdr->hdrlen >> 1;
addrs = ((struct rt0_hdr *)rthdr)->addr;
- ipv6_addr_copy(&final_addr, addrs + segments - 1);
+ final_addr = addrs[segments - 1];
addrs += segments - segments_left;
memmove(addrs + 1, addrs, (segments_left - 1) * sizeof(*addrs));
- ipv6_addr_copy(addrs, &iph->daddr);
- ipv6_addr_copy(&iph->daddr, &final_addr);
+ addrs[0] = iph->daddr;
+ iph->daddr = final_addr;
}
static int ipv6_clear_mutable_options(struct ipv6hdr *iph, int len, int dir)
if (aalg_desc->uinfo.auth.icv_fullbits/8 !=
crypto_ahash_digestsize(ahash)) {
- printk(KERN_INFO "AH: %s digestsize %u != %hu\n",
- x->aalg->alg_name, crypto_ahash_digestsize(ahash),
- aalg_desc->uinfo.auth.icv_fullbits/8);
+ pr_info("AH: %s digestsize %u != %hu\n",
+ x->aalg->alg_name, crypto_ahash_digestsize(ahash),
+ aalg_desc->uinfo.auth.icv_fullbits/8);
goto error;
}
static int __init ah6_init(void)
{
if (xfrm_register_type(&ah6_type, AF_INET6) < 0) {
- printk(KERN_INFO "ipv6 ah init: can't add xfrm type\n");
+ pr_info("%s: can't add xfrm type\n", __func__);
return -EAGAIN;
}
if (inet6_add_protocol(&ah6_protocol, IPPROTO_AH) < 0) {
- printk(KERN_INFO "ipv6 ah init: can't add protocol\n");
+ pr_info("%s: can't add protocol\n", __func__);
xfrm_unregister_type(&ah6_type, AF_INET6);
return -EAGAIN;
}
static void __exit ah6_fini(void)
{
if (inet6_del_protocol(&ah6_protocol, IPPROTO_AH) < 0)
- printk(KERN_INFO "ipv6 ah close: can't remove protocol\n");
+ pr_info("%s: can't remove protocol\n", __func__);
if (xfrm_unregister_type(&ah6_type, AF_INET6) < 0)
- printk(KERN_INFO "ipv6 ah close: can't remove xfrm type\n");
+ pr_info("%s: can't remove xfrm type\n", __func__);
}