diff options
Diffstat (limited to 'net/netfilter/nf_conntrack_standalone.c')
-rw-r--r-- | net/netfilter/nf_conntrack_standalone.c | 77 |
1 files changed, 37 insertions, 40 deletions
diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c index cf65a1e..fc823fa 100644 --- a/net/netfilter/nf_conntrack_standalone.c +++ b/net/netfilter/nf_conntrack_standalone.c @@ -36,12 +36,13 @@ MODULE_LICENSE("GPL"); #ifdef CONFIG_NF_CONNTRACK_PROCFS -int +void print_tuple(struct seq_file *s, const struct nf_conntrack_tuple *tuple, const struct nf_conntrack_l3proto *l3proto, const struct nf_conntrack_l4proto *l4proto) { - return l3proto->print_tuple(s, tuple) || l4proto->print_tuple(s, tuple); + l3proto->print_tuple(s, tuple); + l4proto->print_tuple(s, tuple); } EXPORT_SYMBOL_GPL(print_tuple); @@ -119,7 +120,7 @@ static void ct_seq_stop(struct seq_file *s, void *v) } #ifdef CONFIG_NF_CONNTRACK_SECMARK -static int ct_show_secctx(struct seq_file *s, const struct nf_conn *ct) +static void ct_show_secctx(struct seq_file *s, const struct nf_conn *ct) { int ret; u32 len; @@ -127,22 +128,20 @@ static int ct_show_secctx(struct seq_file *s, const struct nf_conn *ct) ret = security_secid_to_secctx(ct->secmark, &secctx, &len); if (ret) - return 0; + return; - ret = seq_printf(s, "secctx=%s ", secctx); + seq_printf(s, "secctx=%s ", secctx); security_release_secctx(secctx, len); - return ret; } #else -static inline int ct_show_secctx(struct seq_file *s, const struct nf_conn *ct) +static inline void ct_show_secctx(struct seq_file *s, const struct nf_conn *ct) { - return 0; } #endif #ifdef CONFIG_NF_CONNTRACK_TIMESTAMP -static int ct_show_delta_time(struct seq_file *s, const struct nf_conn *ct) +static void ct_show_delta_time(struct seq_file *s, const struct nf_conn *ct) { struct ct_iter_state *st = s->private; struct nf_conn_tstamp *tstamp; @@ -156,16 +155,15 @@ static int ct_show_delta_time(struct seq_file *s, const struct nf_conn *ct) else delta_time = 0; - return seq_printf(s, "delta-time=%llu ", - (unsigned long long)delta_time); + seq_printf(s, "delta-time=%llu ", + (unsigned long long)delta_time); } - return 0; + return; } #else -static inline int +static inline void ct_show_delta_time(struct seq_file *s, const struct nf_conn *ct) { - return 0; } #endif @@ -192,55 +190,54 @@ static int ct_seq_show(struct seq_file *s, void *v) NF_CT_ASSERT(l4proto); ret = -ENOSPC; - if (seq_printf(s, "%-8s %u %-8s %u %ld ", - l3proto->name, nf_ct_l3num(ct), - l4proto->name, nf_ct_protonum(ct), - timer_pending(&ct->timeout) - ? (long)(ct->timeout.expires - jiffies)/HZ : 0) != 0) - goto release; + seq_printf(s, "%-8s %u %-8s %u %ld ", + l3proto->name, nf_ct_l3num(ct), + l4proto->name, nf_ct_protonum(ct), + timer_pending(&ct->timeout) + ? (long)(ct->timeout.expires - jiffies)/HZ : 0); - if (l4proto->print_conntrack && l4proto->print_conntrack(s, ct)) - goto release; + if (l4proto->print_conntrack) + l4proto->print_conntrack(s, ct); + + print_tuple(s, &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple, + l3proto, l4proto); - if (print_tuple(s, &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple, - l3proto, l4proto)) + if (seq_has_overflowed(s)) goto release; if (seq_print_acct(s, ct, IP_CT_DIR_ORIGINAL)) goto release; if (!(test_bit(IPS_SEEN_REPLY_BIT, &ct->status))) - if (seq_printf(s, "[UNREPLIED] ")) - goto release; + seq_printf(s, "[UNREPLIED] "); - if (print_tuple(s, &ct->tuplehash[IP_CT_DIR_REPLY].tuple, - l3proto, l4proto)) - goto release; + print_tuple(s, &ct->tuplehash[IP_CT_DIR_REPLY].tuple, + l3proto, l4proto); if (seq_print_acct(s, ct, IP_CT_DIR_REPLY)) goto release; if (test_bit(IPS_ASSURED_BIT, &ct->status)) - if (seq_printf(s, "[ASSURED] ")) - goto release; + seq_printf(s, "[ASSURED] "); -#if defined(CONFIG_NF_CONNTRACK_MARK) - if (seq_printf(s, "mark=%u ", ct->mark)) + if (seq_has_overflowed(s)) goto release; + +#if defined(CONFIG_NF_CONNTRACK_MARK) + seq_printf(s, "mark=%u ", ct->mark); #endif - if (ct_show_secctx(s, ct)) - goto release; + ct_show_secctx(s, ct); #ifdef CONFIG_NF_CONNTRACK_ZONES - if (seq_printf(s, "zone=%u ", nf_ct_zone(ct))) - goto release; + seq_printf(s, "zone=%u ", nf_ct_zone(ct)); #endif - if (ct_show_delta_time(s, ct)) - goto release; + ct_show_delta_time(s, ct); + + seq_printf(s, "use=%u\n", atomic_read(&ct->ct_general.use)); - if (seq_printf(s, "use=%u\n", atomic_read(&ct->ct_general.use))) + if (seq_has_overflowed(s)) goto release; ret = 0; |