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Diffstat (limited to 'net/ipv6/icmp.c')
-rw-r--r--net/ipv6/icmp.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 27ac95a63429..091a2971c7b7 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -29,6 +29,8 @@
* Kazunori MIYAZAWA @USAGI: change output process to use ip6_append_data
*/
+#define pr_fmt(fmt) "IPv6: " fmt
+
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/types.h>
@@ -129,7 +131,7 @@ void icmpv6_param_prob(struct sk_buff *skb, u8 code, int pos)
* --ANK (980726)
*/
-static int is_ineligible(struct sk_buff *skb)
+static bool is_ineligible(const struct sk_buff *skb)
{
int ptr = (u8 *)(ipv6_hdr(skb) + 1) - skb->data;
int len = skb->len - ptr;
@@ -137,11 +139,11 @@ static int is_ineligible(struct sk_buff *skb)
__be16 frag_off;
if (len < 0)
- return 1;
+ return true;
ptr = ipv6_skip_exthdr(skb, ptr, &nexthdr, &frag_off);
if (ptr < 0)
- return 0;
+ return false;
if (nexthdr == IPPROTO_ICMPV6) {
u8 _type, *tp;
tp = skb_header_pointer(skb,
@@ -149,9 +151,9 @@ static int is_ineligible(struct sk_buff *skb)
sizeof(_type), &_type);
if (tp == NULL ||
!(*tp & ICMPV6_INFOMSG_MASK))
- return 1;
+ return true;
}
- return 0;
+ return false;
}
/*
@@ -206,14 +208,14 @@ static inline bool icmpv6_xrlim_allow(struct sock *sk, u8 type,
* highest-order two bits set to 10
*/
-static __inline__ int opt_unrec(struct sk_buff *skb, __u32 offset)
+static bool opt_unrec(struct sk_buff *skb, __u32 offset)
{
u8 _optval, *op;
offset += skb_network_offset(skb);
op = skb_header_pointer(skb, offset, sizeof(_optval), &_optval);
if (op == NULL)
- return 1;
+ return true;
return (*op & 0xC0) == 0x80;
}
@@ -498,7 +500,7 @@ void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info)
err = ip6_append_data(sk, icmpv6_getfrag, &msg,
len + sizeof(struct icmp6hdr),
sizeof(struct icmp6hdr), hlimit,
- np->tclass, NULL, &fl6, (struct rt6_info*)dst,
+ np->tclass, NULL, &fl6, (struct rt6_info *)dst,
MSG_DONTWAIT, np->dontfrag);
if (err) {
ICMP6_INC_STATS_BH(net, idev, ICMP6_MIB_OUTERRORS);
@@ -579,7 +581,7 @@ static void icmpv6_echo_reply(struct sk_buff *skb)
err = ip6_append_data(sk, icmpv6_getfrag, &msg, skb->len + sizeof(struct icmp6hdr),
sizeof(struct icmp6hdr), hlimit, np->tclass, NULL, &fl6,
- (struct rt6_info*)dst, MSG_DONTWAIT,
+ (struct rt6_info *)dst, MSG_DONTWAIT,
np->dontfrag);
if (err) {
@@ -820,9 +822,7 @@ static int __net_init icmpv6_sk_init(struct net *net)
err = inet_ctl_sock_create(&sk, PF_INET6,
SOCK_RAW, IPPROTO_ICMPV6, net);
if (err < 0) {
- printk(KERN_ERR
- "Failed to initialize the ICMP6 control socket "
- "(err %d).\n",
+ pr_err("Failed to initialize the ICMP6 control socket (err %d)\n",
err);
goto fail;
}
@@ -881,7 +881,7 @@ int __init icmpv6_init(void)
return 0;
fail:
- printk(KERN_ERR "Failed to register ICMP6 protocol\n");
+ pr_err("Failed to register ICMP6 protocol\n");
unregister_pernet_subsys(&icmpv6_sk_ops);
return err;
}
@@ -950,7 +950,6 @@ int icmpv6_err_convert(u8 type, u8 code, int *err)
return fatal;
}
-
EXPORT_SYMBOL(icmpv6_err_convert);
#ifdef CONFIG_SYSCTL