diff options
Diffstat (limited to 'net')
-rw-r--r-- | net/ipv4/netfilter/arp_tables.c | 23 | ||||
-rw-r--r-- | net/ipv4/netfilter/ip_tables.c | 25 | ||||
-rw-r--r-- | net/ipv6/netfilter/ip6_tables.c | 25 | ||||
-rw-r--r-- | net/netfilter/ipvs/ip_vs_lblcr.c | 44 | ||||
-rw-r--r-- | net/netfilter/nfnetlink_log.c | 2 |
5 files changed, 66 insertions, 53 deletions
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c index 57098dcda29..f07d77f6575 100644 --- a/net/ipv4/netfilter/arp_tables.c +++ b/net/ipv4/netfilter/arp_tables.c @@ -644,8 +644,10 @@ static int translate_table(struct xt_table_info *newinfo, void *entry0, /* Walk through entries, checking offsets. */ xt_entry_foreach(iter, entry0, newinfo->size) { ret = check_entry_size_and_hooks(iter, newinfo, entry0, - entry0 + repl->size, repl->hook_entry, repl->underflow, - repl->valid_hooks); + entry0 + repl->size, + repl->hook_entry, + repl->underflow, + repl->valid_hooks); if (ret != 0) break; ++i; @@ -730,7 +732,7 @@ static void get_counters(const struct xt_table_info *t, i = 0; xt_entry_foreach(iter, t->entries[curcpu], t->size) { SET_COUNTER(counters[i], iter->counters.bcnt, - iter->counters.pcnt); + iter->counters.pcnt); ++i; } @@ -741,7 +743,7 @@ static void get_counters(const struct xt_table_info *t, xt_info_wrlock(cpu); xt_entry_foreach(iter, t->entries[cpu], t->size) { ADD_COUNTER(counters[i], iter->counters.bcnt, - iter->counters.pcnt); + iter->counters.pcnt); ++i; } xt_info_wrunlock(cpu); @@ -1356,8 +1358,11 @@ static int translate_compat_table(const char *name, /* Walk through entries, checking offsets. */ xt_entry_foreach(iter0, entry0, total_size) { ret = check_compat_entry_size_and_hooks(iter0, info, &size, - entry0, entry0 + total_size, hook_entries, underflows, - name); + entry0, + entry0 + total_size, + hook_entries, + underflows, + name); if (ret != 0) goto out_unlock; ++j; @@ -1401,8 +1406,8 @@ static int translate_compat_table(const char *name, pos = entry1; size = total_size; xt_entry_foreach(iter0, entry0, total_size) { - ret = compat_copy_entry_from_user(iter0, &pos, - &size, name, newinfo, entry1); + ret = compat_copy_entry_from_user(iter0, &pos, &size, + name, newinfo, entry1); if (ret != 0) break; } @@ -1617,7 +1622,7 @@ static int compat_copy_entries_to_user(unsigned int total_size, size = total_size; xt_entry_foreach(iter, loc_cpu_entry, total_size) { ret = compat_copy_entry_to_user(iter, &pos, - &size, counters, i++); + &size, counters, i++); if (ret != 0) break; } diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c index c92f4e541cf..b29c66df8d1 100644 --- a/net/ipv4/netfilter/ip_tables.c +++ b/net/ipv4/netfilter/ip_tables.c @@ -836,8 +836,10 @@ translate_table(struct net *net, struct xt_table_info *newinfo, void *entry0, /* Walk through entries, checking offsets. */ xt_entry_foreach(iter, entry0, newinfo->size) { ret = check_entry_size_and_hooks(iter, newinfo, entry0, - entry0 + repl->size, repl->hook_entry, repl->underflow, - repl->valid_hooks); + entry0 + repl->size, + repl->hook_entry, + repl->underflow, + repl->valid_hooks); if (ret != 0) return ret; ++i; @@ -918,7 +920,7 @@ get_counters(const struct xt_table_info *t, i = 0; xt_entry_foreach(iter, t->entries[curcpu], t->size) { SET_COUNTER(counters[i], iter->counters.bcnt, - iter->counters.pcnt); + iter->counters.pcnt); ++i; } @@ -929,7 +931,7 @@ get_counters(const struct xt_table_info *t, xt_info_wrlock(cpu); xt_entry_foreach(iter, t->entries[cpu], t->size) { ADD_COUNTER(counters[i], iter->counters.bcnt, - iter->counters.pcnt); + iter->counters.pcnt); ++i; /* macro does multi eval of i */ } xt_info_wrunlock(cpu); @@ -1540,7 +1542,7 @@ check_compat_entry_size_and_hooks(struct compat_ipt_entry *e, j = 0; xt_ematch_foreach(ematch, e) { ret = compat_find_calc_match(ematch, name, - &e->ip, e->comefrom, &off); + &e->ip, e->comefrom, &off); if (ret != 0) goto release_matches; ++j; @@ -1701,8 +1703,11 @@ translate_compat_table(struct net *net, /* Walk through entries, checking offsets. */ xt_entry_foreach(iter0, entry0, total_size) { ret = check_compat_entry_size_and_hooks(iter0, info, &size, - entry0, entry0 + total_size, hook_entries, underflows, - name); + entry0, + entry0 + total_size, + hook_entries, + underflows, + name); if (ret != 0) goto out_unlock; ++j; @@ -1746,8 +1751,8 @@ translate_compat_table(struct net *net, pos = entry1; size = total_size; xt_entry_foreach(iter0, entry0, total_size) { - ret = compat_copy_entry_from_user(iter0, &pos, - &size, name, newinfo, entry1); + ret = compat_copy_entry_from_user(iter0, &pos, &size, + name, newinfo, entry1); if (ret != 0) break; } @@ -1927,7 +1932,7 @@ compat_copy_entries_to_user(unsigned int total_size, struct xt_table *table, size = total_size; xt_entry_foreach(iter, loc_cpu_entry, total_size) { ret = compat_copy_entry_to_user(iter, &pos, - &size, counters, i++); + &size, counters, i++); if (ret != 0) break; } diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c index f7042869198..9210e312edf 100644 --- a/net/ipv6/netfilter/ip6_tables.c +++ b/net/ipv6/netfilter/ip6_tables.c @@ -866,8 +866,10 @@ translate_table(struct net *net, struct xt_table_info *newinfo, void *entry0, /* Walk through entries, checking offsets. */ xt_entry_foreach(iter, entry0, newinfo->size) { ret = check_entry_size_and_hooks(iter, newinfo, entry0, - entry0 + repl->size, repl->hook_entry, repl->underflow, - repl->valid_hooks); + entry0 + repl->size, + repl->hook_entry, + repl->underflow, + repl->valid_hooks); if (ret != 0) return ret; ++i; @@ -948,7 +950,7 @@ get_counters(const struct xt_table_info *t, i = 0; xt_entry_foreach(iter, t->entries[curcpu], t->size) { SET_COUNTER(counters[i], iter->counters.bcnt, - iter->counters.pcnt); + iter->counters.pcnt); ++i; } @@ -959,7 +961,7 @@ get_counters(const struct xt_table_info *t, xt_info_wrlock(cpu); xt_entry_foreach(iter, t->entries[cpu], t->size) { ADD_COUNTER(counters[i], iter->counters.bcnt, - iter->counters.pcnt); + iter->counters.pcnt); ++i; } xt_info_wrunlock(cpu); @@ -1573,7 +1575,7 @@ check_compat_entry_size_and_hooks(struct compat_ip6t_entry *e, j = 0; xt_ematch_foreach(ematch, e) { ret = compat_find_calc_match(ematch, name, - &e->ipv6, e->comefrom, &off); + &e->ipv6, e->comefrom, &off); if (ret != 0) goto release_matches; ++j; @@ -1734,8 +1736,11 @@ translate_compat_table(struct net *net, /* Walk through entries, checking offsets. */ xt_entry_foreach(iter0, entry0, total_size) { ret = check_compat_entry_size_and_hooks(iter0, info, &size, - entry0, entry0 + total_size, hook_entries, underflows, - name); + entry0, + entry0 + total_size, + hook_entries, + underflows, + name); if (ret != 0) goto out_unlock; ++j; @@ -1779,8 +1784,8 @@ translate_compat_table(struct net *net, pos = entry1; size = total_size; xt_entry_foreach(iter0, entry0, total_size) { - ret = compat_copy_entry_from_user(iter0, &pos, - &size, name, newinfo, entry1); + ret = compat_copy_entry_from_user(iter0, &pos, &size, + name, newinfo, entry1); if (ret != 0) break; } @@ -1960,7 +1965,7 @@ compat_copy_entries_to_user(unsigned int total_size, struct xt_table *table, size = total_size; xt_entry_foreach(iter, loc_cpu_entry, total_size) { ret = compat_copy_entry_to_user(iter, &pos, - &size, counters, i++); + &size, counters, i++); if (ret != 0) break; } diff --git a/net/netfilter/ipvs/ip_vs_lblcr.c b/net/netfilter/ipvs/ip_vs_lblcr.c index f7476b95ab4..caa58fa1438 100644 --- a/net/netfilter/ipvs/ip_vs_lblcr.c +++ b/net/netfilter/ipvs/ip_vs_lblcr.c @@ -45,6 +45,7 @@ #include <linux/kernel.h> #include <linux/skbuff.h> #include <linux/jiffies.h> +#include <linux/list.h> /* for sysctl */ #include <linux/fs.h> @@ -85,25 +86,25 @@ static int sysctl_ip_vs_lblcr_expiration = 24*60*60*HZ; /* * IPVS destination set structure and operations */ -struct ip_vs_dest_list { - struct ip_vs_dest_list *next; /* list link */ +struct ip_vs_dest_set_elem { + struct list_head list; /* list link */ struct ip_vs_dest *dest; /* destination server */ }; struct ip_vs_dest_set { atomic_t size; /* set size */ unsigned long lastmod; /* last modified time */ - struct ip_vs_dest_list *list; /* destination list */ + struct list_head list; /* destination list */ rwlock_t lock; /* lock for this list */ }; -static struct ip_vs_dest_list * +static struct ip_vs_dest_set_elem * ip_vs_dest_set_insert(struct ip_vs_dest_set *set, struct ip_vs_dest *dest) { - struct ip_vs_dest_list *e; + struct ip_vs_dest_set_elem *e; - for (e=set->list; e!=NULL; e=e->next) { + list_for_each_entry(e, &set->list, list) { if (e->dest == dest) /* already existed */ return NULL; @@ -118,9 +119,7 @@ ip_vs_dest_set_insert(struct ip_vs_dest_set *set, struct ip_vs_dest *dest) atomic_inc(&dest->refcnt); e->dest = dest; - /* link it to the list */ - e->next = set->list; - set->list = e; + list_add(&e->list, &set->list); atomic_inc(&set->size); set->lastmod = jiffies; @@ -130,34 +129,33 @@ ip_vs_dest_set_insert(struct ip_vs_dest_set *set, struct ip_vs_dest *dest) static void ip_vs_dest_set_erase(struct ip_vs_dest_set *set, struct ip_vs_dest *dest) { - struct ip_vs_dest_list *e, **ep; + struct ip_vs_dest_set_elem *e; - for (ep=&set->list, e=*ep; e!=NULL; e=*ep) { + list_for_each_entry(e, &set->list, list) { if (e->dest == dest) { /* HIT */ - *ep = e->next; atomic_dec(&set->size); set->lastmod = jiffies; atomic_dec(&e->dest->refcnt); + list_del(&e->list); kfree(e); break; } - ep = &e->next; } } static void ip_vs_dest_set_eraseall(struct ip_vs_dest_set *set) { - struct ip_vs_dest_list *e, **ep; + struct ip_vs_dest_set_elem *e, *ep; write_lock(&set->lock); - for (ep=&set->list, e=*ep; e!=NULL; e=*ep) { - *ep = e->next; + list_for_each_entry_safe(e, ep, &set->list, list) { /* * We don't kfree dest because it is refered either * by its service or by the trash dest list. */ atomic_dec(&e->dest->refcnt); + list_del(&e->list); kfree(e); } write_unlock(&set->lock); @@ -166,7 +164,7 @@ static void ip_vs_dest_set_eraseall(struct ip_vs_dest_set *set) /* get weighted least-connection node in the destination set */ static inline struct ip_vs_dest *ip_vs_dest_set_min(struct ip_vs_dest_set *set) { - register struct ip_vs_dest_list *e; + register struct ip_vs_dest_set_elem *e; struct ip_vs_dest *dest, *least; int loh, doh; @@ -174,7 +172,7 @@ static inline struct ip_vs_dest *ip_vs_dest_set_min(struct ip_vs_dest_set *set) return NULL; /* select the first destination server, whose weight > 0 */ - for (e=set->list; e!=NULL; e=e->next) { + list_for_each_entry(e, &set->list, list) { least = e->dest; if (least->flags & IP_VS_DEST_F_OVERLOAD) continue; @@ -190,7 +188,7 @@ static inline struct ip_vs_dest *ip_vs_dest_set_min(struct ip_vs_dest_set *set) /* find the destination with the weighted least load */ nextstage: - for (e=e->next; e!=NULL; e=e->next) { + list_for_each_entry(e, &set->list, list) { dest = e->dest; if (dest->flags & IP_VS_DEST_F_OVERLOAD) continue; @@ -220,7 +218,7 @@ static inline struct ip_vs_dest *ip_vs_dest_set_min(struct ip_vs_dest_set *set) /* get weighted most-connection node in the destination set */ static inline struct ip_vs_dest *ip_vs_dest_set_max(struct ip_vs_dest_set *set) { - register struct ip_vs_dest_list *e; + register struct ip_vs_dest_set_elem *e; struct ip_vs_dest *dest, *most; int moh, doh; @@ -228,7 +226,7 @@ static inline struct ip_vs_dest *ip_vs_dest_set_max(struct ip_vs_dest_set *set) return NULL; /* select the first destination server, whose weight > 0 */ - for (e=set->list; e!=NULL; e=e->next) { + list_for_each_entry(e, &set->list, list) { most = e->dest; if (atomic_read(&most->weight) > 0) { moh = atomic_read(&most->activeconns) * 50 @@ -240,7 +238,7 @@ static inline struct ip_vs_dest *ip_vs_dest_set_max(struct ip_vs_dest_set *set) /* find the destination with the weighted most load */ nextstage: - for (e=e->next; e!=NULL; e=e->next) { + list_for_each_entry(e, &set->list, list) { dest = e->dest; doh = atomic_read(&dest->activeconns) * 50 + atomic_read(&dest->inactconns); @@ -389,7 +387,7 @@ ip_vs_lblcr_new(struct ip_vs_lblcr_table *tbl, const union nf_inet_addr *daddr, /* initilize its dest set */ atomic_set(&(en->set.size), 0); - en->set.list = NULL; + INIT_LIST_HEAD(&en->set.list); rwlock_init(&en->set.lock); ip_vs_lblcr_hash(tbl, en); diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index 285e9029a9f..d9b8fb8ab34 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -768,7 +768,7 @@ nfulnl_recv_config(struct sock *ctnl, struct sk_buff *skb, } instance_destroy(inst); - goto out; + goto out_put; default: ret = -ENOTSUPP; break; |