diff options
author | Jan Engelhardt <jengelh@gmx.de> | 2007-07-07 22:16:55 -0700 |
---|---|---|
committer | David S. Miller <davem@sunset.davemloft.net> | 2007-07-10 22:17:01 -0700 |
commit | a47362a226456d8db8207e618324a2278d05d3a7 (patch) | |
tree | 9431e971844582fd65a8cdd234cf89d72c6e4c6c /net/ipv4/netfilter/ipt_LOG.c | |
parent | e1931b784a8de324abf310fa3b5e3f25d3988233 (diff) |
[NETFILTER]: add some consts, remove some casts
Make a number of variables const and/or remove unneeded casts.
Signed-off-by: Jan Engelhardt <jengelh@gmx.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/netfilter/ipt_LOG.c')
-rw-r--r-- | net/ipv4/netfilter/ipt_LOG.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/net/ipv4/netfilter/ipt_LOG.c b/net/ipv4/netfilter/ipt_LOG.c index bbff6c352ef..bcc43a625e7 100644 --- a/net/ipv4/netfilter/ipt_LOG.c +++ b/net/ipv4/netfilter/ipt_LOG.c @@ -41,7 +41,8 @@ static void dump_packet(const struct nf_loginfo *info, const struct sk_buff *skb, unsigned int iphoff) { - struct iphdr _iph, *ih; + struct iphdr _iph; + const struct iphdr *ih; unsigned int logflags; if (info->type == NF_LOG_TYPE_LOG) @@ -100,7 +101,8 @@ static void dump_packet(const struct nf_loginfo *info, switch (ih->protocol) { case IPPROTO_TCP: { - struct tcphdr _tcph, *th; + struct tcphdr _tcph; + const struct tcphdr *th; /* Max length: 10 "PROTO=TCP " */ printk("PROTO=TCP "); @@ -151,7 +153,7 @@ static void dump_packet(const struct nf_loginfo *info, if ((logflags & IPT_LOG_TCPOPT) && th->doff * 4 > sizeof(struct tcphdr)) { unsigned char _opt[4 * 15 - sizeof(struct tcphdr)]; - unsigned char *op; + const unsigned char *op; unsigned int i, optsize; optsize = th->doff * 4 - sizeof(struct tcphdr); @@ -173,7 +175,8 @@ static void dump_packet(const struct nf_loginfo *info, } case IPPROTO_UDP: case IPPROTO_UDPLITE: { - struct udphdr _udph, *uh; + struct udphdr _udph; + const struct udphdr *uh; if (ih->protocol == IPPROTO_UDP) /* Max length: 10 "PROTO=UDP " */ @@ -200,7 +203,8 @@ static void dump_packet(const struct nf_loginfo *info, break; } case IPPROTO_ICMP: { - struct icmphdr _icmph, *ich; + struct icmphdr _icmph; + const struct icmphdr *ich; static const size_t required_len[NR_ICMP_TYPES+1] = { [ICMP_ECHOREPLY] = 4, [ICMP_DEST_UNREACH] @@ -285,7 +289,8 @@ static void dump_packet(const struct nf_loginfo *info, } /* Max Length */ case IPPROTO_AH: { - struct ip_auth_hdr _ahdr, *ah; + struct ip_auth_hdr _ahdr; + const struct ip_auth_hdr *ah; if (ntohs(ih->frag_off) & IP_OFFSET) break; @@ -307,7 +312,8 @@ static void dump_packet(const struct nf_loginfo *info, break; } case IPPROTO_ESP: { - struct ip_esp_hdr _esph, *eh; + struct ip_esp_hdr _esph; + const struct ip_esp_hdr *eh; /* Max length: 10 "PROTO=ESP " */ printk("PROTO=ESP "); @@ -385,11 +391,13 @@ ipt_log_packet(unsigned int pf, out ? out->name : ""); #ifdef CONFIG_BRIDGE_NETFILTER if (skb->nf_bridge) { - struct net_device *physindev = skb->nf_bridge->physindev; - struct net_device *physoutdev = skb->nf_bridge->physoutdev; + const struct net_device *physindev; + const struct net_device *physoutdev; + physindev = skb->nf_bridge->physindev; if (physindev && in != physindev) printk("PHYSIN=%s ", physindev->name); + physoutdev = skb->nf_bridge->physoutdev; if (physoutdev && out != physoutdev) printk("PHYSOUT=%s ", physoutdev->name); } |