Commit d5fdd6ba authored by Brian Haley's avatar Brian Haley Committed by David S. Miller
Browse files

ipv6: Use correct data types for ICMPv6 type and code



Change all the code that deals directly with ICMPv6 type and code
values to use u8 instead of a signed int as that's the actual data
type.
Signed-off-by: default avatarBrian Haley <brian.haley@hp.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 0cf08dcb
......@@ -175,16 +175,16 @@ struct icmp6_filter {
extern void icmpv6_send(struct sk_buff *skb,
int type, int code,
u8 type, u8 code,
__u32 info,
struct net_device *dev);
extern int icmpv6_init(void);
extern int icmpv6_err_convert(int type, int code,
extern int icmpv6_err_convert(u8 type, u8 code,
int *err);
extern void icmpv6_cleanup(void);
extern void icmpv6_param_prob(struct sk_buff *skb,
int code, int pos);
u8 code, int pos);
struct flowi;
struct in6_addr;
......
......@@ -53,7 +53,7 @@ struct inet6_protocol
void (*err_handler)(struct sk_buff *skb,
struct inet6_skb_parm *opt,
int type, int code, int offset,
u8 type, u8 code, int offset,
__be32 info);
int (*gso_send_check)(struct sk_buff *skb);
......
......@@ -6,7 +6,7 @@
#include <net/protocol.h>
void raw6_icmp_error(struct sk_buff *, int nexthdr,
int type, int code, int inner_offset, __be32);
u8 type, u8 code, int inner_offset, __be32);
int raw6_local_deliver(struct sk_buff *, int);
extern int rawv6_rcv(struct sock *sk,
......
......@@ -1274,7 +1274,7 @@ struct xfrm_tunnel {
struct xfrm6_tunnel {
int (*handler)(struct sk_buff *skb);
int (*err_handler)(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info);
u8 type, u8 code, int offset, __be32 info);
struct xfrm6_tunnel *next;
int priority;
};
......
......@@ -85,7 +85,7 @@ static inline __u32 dccp_v6_init_sequence(struct sk_buff *skb)
}
static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
u8 type, u8 code, int offset, __be32 info)
{
struct ipv6hdr *hdr = (struct ipv6hdr *)skb->data;
const struct dccp_hdr *dh = (struct dccp_hdr *)(skb->data + offset);
......
......@@ -405,7 +405,7 @@ out:
}
static void ah6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
u8 type, u8 code, int offset, __be32 info)
{
struct net *net = dev_net(skb->dev);
struct ipv6hdr *iph = (struct ipv6hdr*)skb->data;
......
......@@ -354,7 +354,7 @@ static u32 esp6_get_mtu(struct xfrm_state *x, int mtu)
}
static void esp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
u8 type, u8 code, int offset, __be32 info)
{
struct net *net = dev_net(skb->dev);
struct ipv6hdr *iph = (struct ipv6hdr*)skb->data;
......
......@@ -117,7 +117,7 @@ static __inline__ void icmpv6_xmit_unlock(struct sock *sk)
/*
* Slightly more convenient version of icmpv6_send.
*/
void icmpv6_param_prob(struct sk_buff *skb, int code, int pos)
void icmpv6_param_prob(struct sk_buff *skb, u8 code, int pos)
{
icmpv6_send(skb, ICMPV6_PARAMPROB, code, pos, skb->dev);
kfree_skb(skb);
......@@ -161,7 +161,7 @@ static int is_ineligible(struct sk_buff *skb)
/*
* Check the ICMP output rate limit
*/
static inline int icmpv6_xrlim_allow(struct sock *sk, int type,
static inline int icmpv6_xrlim_allow(struct sock *sk, u8 type,
struct flowi *fl)
{
struct dst_entry *dst;
......@@ -305,7 +305,7 @@ static inline void mip6_addr_swap(struct sk_buff *skb) {}
/*
* Send an ICMP message in response to a packet in error
*/
void icmpv6_send(struct sk_buff *skb, int type, int code, __u32 info,
void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info,
struct net_device *dev)
{
struct net *net = dev_net(skb->dev);
......@@ -590,7 +590,7 @@ out:
icmpv6_xmit_unlock(sk);
}
static void icmpv6_notify(struct sk_buff *skb, int type, int code, __be32 info)
static void icmpv6_notify(struct sk_buff *skb, u8 type, u8 code, __be32 info)
{
struct inet6_protocol *ipprot;
int inner_offset;
......@@ -643,7 +643,7 @@ static int icmpv6_rcv(struct sk_buff *skb)
struct in6_addr *saddr, *daddr;
struct ipv6hdr *orig_hdr;
struct icmp6hdr *hdr;
int type;
u8 type;
if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb)) {
struct sec_path *sp = skb_sec_path(skb);
......@@ -914,7 +914,7 @@ static const struct icmp6_err {
},
};
int icmpv6_err_convert(int type, int code, int *err)
int icmpv6_err_convert(u8 type, u8 code, int *err)
{
int fatal = 0;
......
......@@ -394,13 +394,13 @@ parse_tlv_tnl_enc_lim(struct sk_buff *skb, __u8 * raw)
static int
ip6_tnl_err(struct sk_buff *skb, __u8 ipproto, struct inet6_skb_parm *opt,
int *type, int *code, int *msg, __u32 *info, int offset)
u8 *type, u8 *code, int *msg, __u32 *info, int offset)
{
struct ipv6hdr *ipv6h = (struct ipv6hdr *) skb->data;
struct ip6_tnl *t;
int rel_msg = 0;
int rel_type = ICMPV6_DEST_UNREACH;
int rel_code = ICMPV6_ADDR_UNREACH;
u8 rel_type = ICMPV6_DEST_UNREACH;
u8 rel_code = ICMPV6_ADDR_UNREACH;
__u32 rel_info = 0;
__u16 len;
int err = -ENOENT;
......@@ -488,11 +488,11 @@ out:
static int
ip4ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
u8 type, u8 code, int offset, __be32 info)
{
int rel_msg = 0;
int rel_type = type;
int rel_code = code;
u8 rel_type = type;
u8 rel_code = code;
__u32 rel_info = ntohl(info);
int err;
struct sk_buff *skb2;
......@@ -586,11 +586,11 @@ out:
static int
ip6ip6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
u8 type, u8 code, int offset, __be32 info)
{
int rel_msg = 0;
int rel_type = type;
int rel_code = code;
u8 rel_type = type;
u8 rel_code = code;
__u32 rel_info = ntohl(info);
int err;
......
......@@ -51,7 +51,7 @@
#include <linux/mutex.h>
static void ipcomp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
u8 type, u8 code, int offset, __be32 info)
{
__be32 spi;
struct ipv6hdr *iph = (struct ipv6hdr*)skb->data;
......
......@@ -54,7 +54,7 @@ static inline void *mip6_padn(__u8 *data, __u8 padlen)
return data + padlen;
}
static inline void mip6_param_prob(struct sk_buff *skb, int code, int pos)
static inline void mip6_param_prob(struct sk_buff *skb, u8 code, int pos)
{
icmpv6_send(skb, ICMPV6_PARAMPROB, code, pos, skb->dev);
}
......
......@@ -310,7 +310,7 @@ out:
static void rawv6_err(struct sock *sk, struct sk_buff *skb,
struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
u8 type, u8 code, int offset, __be32 info)
{
struct inet_sock *inet = inet_sk(sk);
struct ipv6_pinfo *np = inet6_sk(sk);
......@@ -343,7 +343,7 @@ static void rawv6_err(struct sock *sk, struct sk_buff *skb,
}
void raw6_icmp_error(struct sk_buff *skb, int nexthdr,
int type, int code, int inner_offset, __be32 info)
u8 type, u8 code, int inner_offset, __be32 info)
{
struct sock *sk;
int hash;
......
......@@ -1865,7 +1865,7 @@ int ipv6_route_ioctl(struct net *net, unsigned int cmd, void __user *arg)
* Drop the packet on the floor
*/
static int ip6_pkt_drop(struct sk_buff *skb, int code, int ipstats_mib_noroutes)
static int ip6_pkt_drop(struct sk_buff *skb, u8 code, int ipstats_mib_noroutes)
{
int type;
struct dst_entry *dst = skb_dst(skb);
......
......@@ -317,7 +317,7 @@ failure:
}
static void tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
u8 type, u8 code, int offset, __be32 info)
{
struct ipv6hdr *hdr = (struct ipv6hdr*)skb->data;
const struct tcphdr *th = (struct tcphdr *)(skb->data+offset);
......
......@@ -124,7 +124,7 @@ drop:
}
static void tunnel6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
u8 type, u8 code, int offset, __be32 info)
{
struct xfrm6_tunnel *handler;
......
......@@ -312,7 +312,7 @@ csum_copy_err:
}
void __udp6_lib_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info,
u8 type, u8 code, int offset, __be32 info,
struct udp_table *udptable)
{
struct ipv6_pinfo *np;
......@@ -346,8 +346,8 @@ out:
}
static __inline__ void udpv6_err(struct sk_buff *skb,
struct inet6_skb_parm *opt, int type,
int code, int offset, __be32 info )
struct inet6_skb_parm *opt, u8 type,
u8 code, int offset, __be32 info )
{
__udp6_lib_err(skb, opt, type, code, offset, info, &udp_table);
}
......
......@@ -9,7 +9,7 @@
extern int __udp6_lib_rcv(struct sk_buff *, struct udp_table *, int );
extern void __udp6_lib_err(struct sk_buff *, struct inet6_skb_parm *,
int , int , int , __be32 , struct udp_table *);
u8 , u8 , int , __be32 , struct udp_table *);
extern int udp_v6_get_port(struct sock *sk, unsigned short snum);
......
......@@ -20,7 +20,7 @@ static int udplitev6_rcv(struct sk_buff *skb)
static void udplitev6_err(struct sk_buff *skb,
struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
u8 type, u8 code, int offset, __be32 info)
{
__udp6_lib_err(skb, opt, type, code, offset, info, &udplite_table);
}
......
......@@ -262,7 +262,7 @@ static int xfrm6_tunnel_rcv(struct sk_buff *skb)
}
static int xfrm6_tunnel_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
u8 type, u8 code, int offset, __be32 info)
{
/* xfrm6_tunnel native err handling */
switch (type) {
......
......@@ -133,7 +133,7 @@ static struct notifier_block sctp_inet6addr_notifier = {
/* ICMP error handler. */
SCTP_STATIC void sctp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
u8 type, u8 code, int offset, __be32 info)
{
struct inet6_dev *idev;
struct sock *sk;
......
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