diff options
author | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2015-04-17 20:39:34 +0200 |
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committer | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2015-04-17 20:39:34 +0200 |
commit | 8bd2debcb473edb6b1550e9b510838456a7fd0f3 (patch) | |
tree | 3a5d53681a18e06252f19fde282833d81766ad85 /kernel/net/netfilter/ipset/ip_set_core.c | |
parent | e91b76ec03b3d7aa8a5f182472f9a954e8368ea8 (diff) |
Fix coding styles reported by the most recent checkpatch.pl.
Diffstat (limited to 'kernel/net/netfilter/ipset/ip_set_core.c')
-rw-r--r-- | kernel/net/netfilter/ipset/ip_set_core.c | 126 |
1 files changed, 63 insertions, 63 deletions
diff --git a/kernel/net/netfilter/ipset/ip_set_core.c b/kernel/net/netfilter/ipset/ip_set_core.c index 5319896..b22da00 100644 --- a/kernel/net/netfilter/ipset/ip_set_core.c +++ b/kernel/net/netfilter/ipset/ip_set_core.c @@ -296,7 +296,7 @@ static const struct nla_policy ipaddr_policy[IPSET_ATTR_IPADDR_MAX + 1] = { int ip_set_get_ipaddr4(struct nlattr *nla, __be32 *ipaddr) { - struct nlattr *tb[IPSET_ATTR_IPADDR_MAX+1]; + struct nlattr *tb[IPSET_ATTR_IPADDR_MAX + 1]; if (unlikely(!flag_nested(nla))) return -IPSET_ERR_PROTOCOL; @@ -313,7 +313,7 @@ EXPORT_SYMBOL_GPL(ip_set_get_ipaddr4); int ip_set_get_ipaddr6(struct nlattr *nla, union nf_inet_addr *ipaddr) { - struct nlattr *tb[IPSET_ATTR_IPADDR_MAX+1]; + struct nlattr *tb[IPSET_ATTR_IPADDR_MAX + 1]; if (unlikely(!flag_nested(nla))) return -IPSET_ERR_PROTOCOL; @@ -389,7 +389,6 @@ ip_set_elem_len(struct ip_set *set, struct nlattr *tb[], size_t len) } return offset; } - EXPORT_SYMBOL_GPL(ip_set_elem_len); int @@ -504,7 +503,7 @@ ip_set_test(ip_set_id_t index, const struct sk_buff *skb, dev_net(par->in ? par->in : par->out), index); int ret = 0; - BUG_ON(set == NULL); + BUG_ON(!set); pr_debug("set %s, index %u\n", set->name, index); if (opt->dim < set->type->dimension || @@ -543,7 +542,7 @@ ip_set_add(ip_set_id_t index, const struct sk_buff *skb, dev_net(par->in ? par->in : par->out), index); int ret; - BUG_ON(set == NULL); + BUG_ON(!set); pr_debug("set %s, index %u\n", set->name, index); if (opt->dim < set->type->dimension || @@ -566,7 +565,7 @@ ip_set_del(ip_set_id_t index, const struct sk_buff *skb, dev_net(par->in ? par->in : par->out), index); int ret = 0; - BUG_ON(set == NULL); + BUG_ON(!set); pr_debug("set %s, index %u\n", set->name, index); if (opt->dim < set->type->dimension || @@ -595,7 +594,7 @@ ip_set_get_byname(struct net *net, const char *name, struct ip_set **set) rcu_read_lock(); for (i = 0; i < inst->ip_set_max; i++) { s = rcu_dereference(inst->ip_set_list)[i]; - if (s != NULL && STRNCMP(s->name, name)) { + if (s && STRNCMP(s->name, name)) { __ip_set_get(s); index = i; *set = s; @@ -621,7 +620,7 @@ __ip_set_put_byindex(struct ip_set_net *inst, ip_set_id_t index) rcu_read_lock(); set = rcu_dereference(inst->ip_set_list)[index]; - if (set != NULL) + if (set) __ip_set_put(set); rcu_read_unlock(); } @@ -646,7 +645,7 @@ ip_set_name_byindex(struct net *net, ip_set_id_t index) { const struct ip_set *set = ip_set_rcu_get(net, index); - BUG_ON(set == NULL); + BUG_ON(!set); BUG_ON(set->ref == 0); /* Referenced, so it's safe */ @@ -699,7 +698,7 @@ ip_set_nfnl_put(struct net *net, ip_set_id_t index) nfnl_lock(NFNL_SUBSYS_IPSET); if (!inst->is_deleted) { /* already deleted from ip_set_net_exit() */ set = ip_set(inst, index); - if (set != NULL) + if (set) __ip_set_put(set); } nfnl_unlock(NFNL_SUBSYS_IPSET); @@ -733,7 +732,7 @@ start_msg(struct sk_buff *skb, u32 portid, u32 seq, unsigned int flags, nlh = nlmsg_put(skb, portid, seq, cmd | (NFNL_SUBSYS_IPSET << 8), sizeof(*nfmsg), flags); - if (nlh == NULL) + if (!nlh) return NULL; nfmsg = nlmsg_data(nlh); @@ -766,7 +765,7 @@ find_set_and_id(struct ip_set_net *inst, const char *name, ip_set_id_t *id) *id = IPSET_INVALID_ID; for (i = 0; i < inst->ip_set_max; i++) { set = ip_set(inst, i); - if (set != NULL && STRNCMP(set->name, name)) { + if (set && STRNCMP(set->name, name)) { *id = i; break; } @@ -792,7 +791,7 @@ find_free_id(struct ip_set_net *inst, const char *name, ip_set_id_t *index, *index = IPSET_INVALID_ID; for (i = 0; i < inst->ip_set_max; i++) { s = ip_set(inst, i); - if (s == NULL) { + if (!s) { if (*index == IPSET_INVALID_ID) *index = i; } else if (STRNCMP(name, s->name)) { @@ -824,18 +823,18 @@ ip_set_create(struct sock *ctnl, struct sk_buff *skb, struct ip_set_net *inst = ip_set_pernet(net); struct ip_set *set, *clash = NULL; ip_set_id_t index = IPSET_INVALID_ID; - struct nlattr *tb[IPSET_ATTR_CREATE_MAX+1] = {}; + struct nlattr *tb[IPSET_ATTR_CREATE_MAX + 1] = {}; const char *name, *typename; u8 family, revision; u32 flags = flag_exist(nlh); int ret = 0; if (unlikely(protocol_failed(attr) || - attr[IPSET_ATTR_SETNAME] == NULL || - attr[IPSET_ATTR_TYPENAME] == NULL || - attr[IPSET_ATTR_REVISION] == NULL || - attr[IPSET_ATTR_FAMILY] == NULL || - (attr[IPSET_ATTR_DATA] != NULL && + !attr[IPSET_ATTR_SETNAME] || + !attr[IPSET_ATTR_TYPENAME] || + !attr[IPSET_ATTR_REVISION] || + !attr[IPSET_ATTR_FAMILY] || + (attr[IPSET_ATTR_DATA] && !flag_nested(attr[IPSET_ATTR_DATA])))) return -IPSET_ERR_PROTOCOL; @@ -988,7 +987,7 @@ ip_set_destroy(struct sock *ctnl, struct sk_buff *skb, if (!attr[IPSET_ATTR_SETNAME]) { for (i = 0; i < inst->ip_set_max; i++) { s = ip_set(inst, i); - if (s != NULL && s->ref) { + if (s && s->ref) { ret = -IPSET_ERR_BUSY; goto out; } @@ -997,7 +996,7 @@ ip_set_destroy(struct sock *ctnl, struct sk_buff *skb, read_unlock_bh(&ip_set_ref_lock); for (i = 0; i < inst->ip_set_max; i++) { s = ip_set(inst, i); - if (s != NULL) + if (s) ip_set_destroy_set(inst, i); } /* Modified by ip_set_destroy() only, which is serialized */ @@ -1005,7 +1004,7 @@ ip_set_destroy(struct sock *ctnl, struct sk_buff *skb, } else { s = find_set_and_id(inst, nla_data(attr[IPSET_ATTR_SETNAME]), &i); - if (s == NULL) { + if (!s) { ret = -ENOENT; goto out; } else if (s->ref) { @@ -1049,12 +1048,12 @@ ip_set_flush(struct sock *ctnl, struct sk_buff *skb, if (!attr[IPSET_ATTR_SETNAME]) { for (i = 0; i < inst->ip_set_max; i++) { s = ip_set(inst, i); - if (s != NULL) + if (s) ip_set_flush_set(s); } } else { s = find_set(inst, nla_data(attr[IPSET_ATTR_SETNAME])); - if (s == NULL) + if (!s) return -ENOENT; ip_set_flush_set(s); @@ -1086,12 +1085,12 @@ ip_set_rename(struct sock *ctnl, struct sk_buff *skb, int ret = 0; if (unlikely(protocol_failed(attr) || - attr[IPSET_ATTR_SETNAME] == NULL || - attr[IPSET_ATTR_SETNAME2] == NULL)) + !attr[IPSET_ATTR_SETNAME] || + !attr[IPSET_ATTR_SETNAME2])) return -IPSET_ERR_PROTOCOL; set = find_set(inst, nla_data(attr[IPSET_ATTR_SETNAME])); - if (set == NULL) + if (!set) return -ENOENT; read_lock_bh(&ip_set_ref_lock); @@ -1103,7 +1102,7 @@ ip_set_rename(struct sock *ctnl, struct sk_buff *skb, name2 = nla_data(attr[IPSET_ATTR_SETNAME2]); for (i = 0; i < inst->ip_set_max; i++) { s = ip_set(inst, i); - if (s != NULL && STRNCMP(s->name, name2)) { + if (s && STRNCMP(s->name, name2)) { ret = -IPSET_ERR_EXIST_SETNAME2; goto out; } @@ -1135,18 +1134,18 @@ ip_set_swap(struct sock *ctnl, struct sk_buff *skb, char from_name[IPSET_MAXNAMELEN]; if (unlikely(protocol_failed(attr) || - attr[IPSET_ATTR_SETNAME] == NULL || - attr[IPSET_ATTR_SETNAME2] == NULL)) + !attr[IPSET_ATTR_SETNAME] || + !attr[IPSET_ATTR_SETNAME2])) return -IPSET_ERR_PROTOCOL; from = find_set_and_id(inst, nla_data(attr[IPSET_ATTR_SETNAME]), &from_id); - if (from == NULL) + if (!from) return -ENOENT; to = find_set_and_id(inst, nla_data(attr[IPSET_ATTR_SETNAME2]), &to_id); - if (to == NULL) + if (!to) return -IPSET_ERR_EXIST_SETNAME2; /* Features must not change. @@ -1214,7 +1213,7 @@ dump_init(struct netlink_callback *cb, struct ip_set_net *inst) { struct nlmsghdr *nlh = nlmsg_hdr(cb->skb); int min_len = nlmsg_total_size(sizeof(struct nfgenmsg)); - struct nlattr *cda[IPSET_ATTR_CMD_MAX+1]; + struct nlattr *cda[IPSET_ATTR_CMD_MAX + 1]; struct nlattr *attr = (void *)nlh + min_len; u32 dump_type; ip_set_id_t index; @@ -1228,7 +1227,7 @@ dump_init(struct netlink_callback *cb, struct ip_set_net *inst) set = find_set_and_id(inst, nla_data(cda[IPSET_ATTR_SETNAME]), &index); - if (set == NULL) + if (!set) return -ENOENT; dump_type = DUMP_ONE; @@ -1288,7 +1287,7 @@ dump_last: write_lock_bh(&ip_set_ref_lock); set = ip_set(inst, index); is_destroyed = inst->is_destroyed; - if (set == NULL || is_destroyed) { + if (!set || is_destroyed) { write_unlock_bh(&ip_set_ref_lock); if (dump_type == DUMP_ONE) { ret = -ENOENT; @@ -1461,12 +1460,12 @@ call_ad(struct sock *ctnl, struct sk_buff *skb, struct ip_set *set, size_t payload = min(SIZE_MAX, sizeof(*errmsg) + nlmsg_len(nlh)); int min_len = nlmsg_total_size(sizeof(struct nfgenmsg)); - struct nlattr *cda[IPSET_ATTR_CMD_MAX+1]; + struct nlattr *cda[IPSET_ATTR_CMD_MAX + 1]; struct nlattr *cmdattr; u32 *errline; skb2 = nlmsg_new(payload, GFP_KERNEL); - if (skb2 == NULL) + if (!skb2) return -ENOMEM; rep = __nlmsg_put(skb2, NETLINK_PORTID(skb), nlh->nlmsg_seq, NLMSG_ERROR, payload, 0); @@ -1483,7 +1482,8 @@ call_ad(struct sock *ctnl, struct sk_buff *skb, struct ip_set *set, *errline = lineno; - netlink_unicast(ctnl, skb2, NETLINK_PORTID(skb), MSG_DONTWAIT); + netlink_unicast(ctnl, skb2, NETLINK_PORTID(skb), + MSG_DONTWAIT); /* Signal netlink not to send its ACK/errmsg. */ return -EINTR; } @@ -1498,25 +1498,25 @@ ip_set_uadd(struct sock *ctnl, struct sk_buff *skb, { struct ip_set_net *inst = ip_set_pernet(sock_net(ctnl)); struct ip_set *set; - struct nlattr *tb[IPSET_ATTR_ADT_MAX+1] = {}; + struct nlattr *tb[IPSET_ATTR_ADT_MAX + 1] = {}; const struct nlattr *nla; u32 flags = flag_exist(nlh); bool use_lineno; int ret = 0; if (unlikely(protocol_failed(attr) || - attr[IPSET_ATTR_SETNAME] == NULL || + !attr[IPSET_ATTR_SETNAME] || !((attr[IPSET_ATTR_DATA] != NULL) ^ (attr[IPSET_ATTR_ADT] != NULL)) || - (attr[IPSET_ATTR_DATA] != NULL && + (attr[IPSET_ATTR_DATA] && !flag_nested(attr[IPSET_ATTR_DATA])) || - (attr[IPSET_ATTR_ADT] != NULL && + (attr[IPSET_ATTR_ADT] && (!flag_nested(attr[IPSET_ATTR_ADT]) || - attr[IPSET_ATTR_LINENO] == NULL)))) + !attr[IPSET_ATTR_LINENO])))) return -IPSET_ERR_PROTOCOL; set = find_set(inst, nla_data(attr[IPSET_ATTR_SETNAME])); - if (set == NULL) + if (!set) return -ENOENT; use_lineno = !!attr[IPSET_ATTR_LINENO]; @@ -1553,25 +1553,25 @@ ip_set_udel(struct sock *ctnl, struct sk_buff *skb, { struct ip_set_net *inst = ip_set_pernet(sock_net(ctnl)); struct ip_set *set; - struct nlattr *tb[IPSET_ATTR_ADT_MAX+1] = {}; + struct nlattr *tb[IPSET_ATTR_ADT_MAX + 1] = {}; const struct nlattr *nla; u32 flags = flag_exist(nlh); bool use_lineno; int ret = 0; if (unlikely(protocol_failed(attr) || - attr[IPSET_ATTR_SETNAME] == NULL || + !attr[IPSET_ATTR_SETNAME] || !((attr[IPSET_ATTR_DATA] != NULL) ^ (attr[IPSET_ATTR_ADT] != NULL)) || - (attr[IPSET_ATTR_DATA] != NULL && + (attr[IPSET_ATTR_DATA] && !flag_nested(attr[IPSET_ATTR_DATA])) || - (attr[IPSET_ATTR_ADT] != NULL && + (attr[IPSET_ATTR_ADT] && (!flag_nested(attr[IPSET_ATTR_ADT]) || - attr[IPSET_ATTR_LINENO] == NULL)))) + !attr[IPSET_ATTR_LINENO])))) return -IPSET_ERR_PROTOCOL; set = find_set(inst, nla_data(attr[IPSET_ATTR_SETNAME])); - if (set == NULL) + if (!set) return -ENOENT; use_lineno = !!attr[IPSET_ATTR_LINENO]; @@ -1608,17 +1608,17 @@ ip_set_utest(struct sock *ctnl, struct sk_buff *skb, { struct ip_set_net *inst = ip_set_pernet(sock_net(ctnl)); struct ip_set *set; - struct nlattr *tb[IPSET_ATTR_ADT_MAX+1] = {}; + struct nlattr *tb[IPSET_ATTR_ADT_MAX + 1] = {}; int ret = 0; if (unlikely(protocol_failed(attr) || - attr[IPSET_ATTR_SETNAME] == NULL || - attr[IPSET_ATTR_DATA] == NULL || + !attr[IPSET_ATTR_SETNAME] || + !attr[IPSET_ATTR_DATA] || !flag_nested(attr[IPSET_ATTR_DATA]))) return -IPSET_ERR_PROTOCOL; set = find_set(inst, nla_data(attr[IPSET_ATTR_SETNAME])); - if (set == NULL) + if (!set) return -ENOENT; if (nla_parse_nested(tb, IPSET_ATTR_ADT_MAX, attr[IPSET_ATTR_DATA], @@ -1649,15 +1649,15 @@ ip_set_header(struct sock *ctnl, struct sk_buff *skb, int ret = 0; if (unlikely(protocol_failed(attr) || - attr[IPSET_ATTR_SETNAME] == NULL)) + !attr[IPSET_ATTR_SETNAME])) return -IPSET_ERR_PROTOCOL; set = find_set(inst, nla_data(attr[IPSET_ATTR_SETNAME])); - if (set == NULL) + if (!set) return -ENOENT; skb2 = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL); - if (skb2 == NULL) + if (!skb2) return -ENOMEM; nlh2 = start_msg(skb2, NETLINK_PORTID(skb), nlh->nlmsg_seq, 0, @@ -1706,8 +1706,8 @@ ip_set_type(struct sock *ctnl, struct sk_buff *skb, int ret = 0; if (unlikely(protocol_failed(attr) || - attr[IPSET_ATTR_TYPENAME] == NULL || - attr[IPSET_ATTR_FAMILY] == NULL)) + !attr[IPSET_ATTR_TYPENAME] || + !attr[IPSET_ATTR_FAMILY])) return -IPSET_ERR_PROTOCOL; family = nla_get_u8(attr[IPSET_ATTR_FAMILY]); @@ -1717,7 +1717,7 @@ ip_set_type(struct sock *ctnl, struct sk_buff *skb, return ret; skb2 = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL); - if (skb2 == NULL) + if (!skb2) return -ENOMEM; nlh2 = start_msg(skb2, NETLINK_PORTID(skb), nlh->nlmsg_seq, 0, @@ -1762,11 +1762,11 @@ ip_set_protocol(struct sock *ctnl, struct sk_buff *skb, struct nlmsghdr *nlh2; int ret = 0; - if (unlikely(attr[IPSET_ATTR_PROTOCOL] == NULL)) + if (unlikely(!attr[IPSET_ATTR_PROTOCOL])) return -IPSET_ERR_PROTOCOL; skb2 = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL); - if (skb2 == NULL) + if (!skb2) return -ENOMEM; nlh2 = start_msg(skb2, NETLINK_PORTID(skb), nlh->nlmsg_seq, 0, @@ -2049,7 +2049,7 @@ ip_set_net_exit(struct net *net) for (i = 0; i < inst->ip_set_max; i++) { set = ip_set(inst, i); - if (set != NULL) + if (set) ip_set_destroy_set(inst, i); } kfree(rcu_dereference_protected(inst->ip_set_list, 1)); |