diff options
Diffstat (limited to 'net/bridge/netfilter/ebt_log.c')
-rw-r--r-- | net/bridge/netfilter/ebt_log.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/net/bridge/netfilter/ebt_log.c b/net/bridge/netfilter/ebt_log.c index 457815fb5584..0b209e4aad0a 100644 --- a/net/bridge/netfilter/ebt_log.c +++ b/net/bridge/netfilter/ebt_log.c @@ -17,13 +17,14 @@ #include <linux/in.h> #include <linux/if_arp.h> #include <linux/spinlock.h> +#include <net/netfilter/nf_log.h> static DEFINE_SPINLOCK(ebt_log_lock); static int ebt_log_check(const char *tablename, unsigned int hookmask, const struct ebt_entry *e, void *data, unsigned int datalen) { - struct ebt_log_info *info = (struct ebt_log_info *)data; + struct ebt_log_info *info = data; if (datalen != EBT_ALIGN(sizeof(struct ebt_log_info))) return -EINVAL; @@ -49,7 +50,7 @@ struct arppayload unsigned char ip_dst[4]; }; -static void print_MAC(unsigned char *p) +static void print_MAC(const unsigned char *p) { int i; @@ -83,7 +84,8 @@ ebt_log_packet(unsigned int pf, unsigned int hooknum, if ((bitmask & EBT_LOG_IP) && eth_hdr(skb)->h_proto == htons(ETH_P_IP)){ - struct iphdr _iph, *ih; + const struct iphdr *ih; + struct iphdr _iph; ih = skb_header_pointer(skb, 0, sizeof(_iph), &_iph); if (ih == NULL) { @@ -98,7 +100,8 @@ ebt_log_packet(unsigned int pf, unsigned int hooknum, ih->protocol == IPPROTO_UDPLITE || ih->protocol == IPPROTO_SCTP || ih->protocol == IPPROTO_DCCP) { - struct tcpudphdr _ports, *pptr; + const struct tcpudphdr *pptr; + struct tcpudphdr _ports; pptr = skb_header_pointer(skb, ih->ihl*4, sizeof(_ports), &_ports); @@ -115,7 +118,8 @@ ebt_log_packet(unsigned int pf, unsigned int hooknum, if ((bitmask & EBT_LOG_ARP) && ((eth_hdr(skb)->h_proto == htons(ETH_P_ARP)) || (eth_hdr(skb)->h_proto == htons(ETH_P_RARP)))) { - struct arphdr _arph, *ah; + const struct arphdr *ah; + struct arphdr _arph; ah = skb_header_pointer(skb, 0, sizeof(_arph), &_arph); if (ah == NULL) { @@ -131,7 +135,8 @@ ebt_log_packet(unsigned int pf, unsigned int hooknum, if (ah->ar_hrd == htons(1) && ah->ar_hln == ETH_ALEN && ah->ar_pln == sizeof(__be32)) { - struct arppayload _arpp, *ap; + const struct arppayload *ap; + struct arppayload _arpp; ap = skb_header_pointer(skb, sizeof(_arph), sizeof(_arpp), &_arpp); @@ -159,7 +164,7 @@ static void ebt_log(const struct sk_buff *skb, unsigned int hooknr, const struct net_device *in, const struct net_device *out, const void *data, unsigned int datalen) { - struct ebt_log_info *info = (struct ebt_log_info *)data; + const struct ebt_log_info *info = data; struct nf_loginfo li; li.type = NF_LOG_TYPE_LOG; @@ -182,7 +187,7 @@ static struct ebt_watcher log = .me = THIS_MODULE, }; -static struct nf_logger ebt_log_logger = { +static const struct nf_logger ebt_log_logger = { .name = "ebt_log", .logfn = &ebt_log_packet, .me = THIS_MODULE, @@ -207,4 +212,5 @@ static void __exit ebt_log_fini(void) module_init(ebt_log_init); module_exit(ebt_log_fini); +MODULE_DESCRIPTION("Ebtables: Packet logging to syslog"); MODULE_LICENSE("GPL"); |