X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=net%2Fipv6%2Fnetfilter%2Fip6_tables.c;h=a5a92083fd626f821fdd6d9315d47e739eebc168;hb=f28e15bacedd444608e25421c72eb2cf4527c9ca;hp=55aacea24396dc17d429896c5ff77e5e8162a52e;hpb=74d01b140f52bfe09611361d5c7e6777a6fdadd4;p=mirror_ubuntu-artful-kernel.git

diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index 55aacea24396..a5a92083fd62 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -291,11 +291,7 @@ ip6t_do_table(struct sk_buff *skb,
 	 * rule is also a fragment-specific rule, non-fragments won't
 	 * match it. */
 	acpar.hotdrop = false;
-	acpar.net     = state->net;
-	acpar.in      = state->in;
-	acpar.out     = state->out;
-	acpar.family  = NFPROTO_IPV6;
-	acpar.hooknum = hook;
+	acpar.state   = state;
 
 	IP_NF_ASSERT(table->valid_hooks & (1 << hook));
 
@@ -574,12 +570,9 @@ find_check_entry(struct ip6t_entry *e, struct net *net, const char *name,
 	unsigned int j;
 	struct xt_mtchk_param mtpar;
 	struct xt_entry_match *ematch;
-	unsigned long pcnt;
 
-	pcnt = xt_percpu_counter_alloc();
-	if (IS_ERR_VALUE(pcnt))
+	if (!xt_percpu_counter_alloc(&e->counters))
 		return -ENOMEM;
-	e->counters.pcnt = pcnt;
 
 	j = 0;
 	mtpar.net	= net;
@@ -616,7 +609,7 @@ find_check_entry(struct ip6t_entry *e, struct net *net, const char *name,
 		cleanup_match(ematch, net);
 	}
 
-	xt_percpu_counter_free(e->counters.pcnt);
+	xt_percpu_counter_free(&e->counters);
 
 	return ret;
 }
@@ -703,8 +696,7 @@ static void cleanup_entry(struct ip6t_entry *e, struct net *net)
 	if (par.target->destroy != NULL)
 		par.target->destroy(&par);
 	module_put(par.target->me);
-
-	xt_percpu_counter_free(e->counters.pcnt);
+	xt_percpu_counter_free(&e->counters);
 }
 
 /* Checks and translates the user-supplied table segment (held in
@@ -1007,7 +999,7 @@ static int get_info(struct net *net, void __user *user,
 #endif
 	t = try_then_request_module(xt_find_table_lock(net, AF_INET6, name),
 				    "ip6table_%s", name);
-	if (!IS_ERR_OR_NULL(t)) {
+	if (t) {
 		struct ip6t_getinfo info;
 		const struct xt_table_info *private = t->private;
 #ifdef CONFIG_COMPAT
@@ -1037,7 +1029,7 @@ static int get_info(struct net *net, void __user *user,
 		xt_table_unlock(t);
 		module_put(t->me);
 	} else
-		ret = t ? PTR_ERR(t) : -ENOENT;
+		ret = -ENOENT;
 #ifdef CONFIG_COMPAT
 	if (compat)
 		xt_compat_unlock(AF_INET6);
@@ -1063,7 +1055,7 @@ get_entries(struct net *net, struct ip6t_get_entries __user *uptr,
 	get.name[sizeof(get.name) - 1] = '\0';
 
 	t = xt_find_table_lock(net, AF_INET6, get.name);
-	if (!IS_ERR_OR_NULL(t)) {
+	if (t) {
 		struct xt_table_info *private = t->private;
 		if (get.size == private->size)
 			ret = copy_entries_to_user(private->size,
@@ -1074,7 +1066,7 @@ get_entries(struct net *net, struct ip6t_get_entries __user *uptr,
 		module_put(t->me);
 		xt_table_unlock(t);
 	} else
-		ret = t ? PTR_ERR(t) : -ENOENT;
+		ret = -ENOENT;
 
 	return ret;
 }
@@ -1099,8 +1091,8 @@ __do_replace(struct net *net, const char *name, unsigned int valid_hooks,
 
 	t = try_then_request_module(xt_find_table_lock(net, AF_INET6, name),
 				    "ip6table_%s", name);
-	if (IS_ERR_OR_NULL(t)) {
-		ret = t ? PTR_ERR(t) : -ENOENT;
+	if (!t) {
+		ret = -ENOENT;
 		goto free_newinfo_counters_untrans;
 	}
 
@@ -1214,8 +1206,8 @@ do_add_counters(struct net *net, const void __user *user, unsigned int len,
 	if (IS_ERR(paddc))
 		return PTR_ERR(paddc);
 	t = xt_find_table_lock(net, AF_INET6, tmp.name);
-	if (IS_ERR_OR_NULL(t)) {
-		ret = t ? PTR_ERR(t) : -ENOENT;
+	if (!t) {
+		ret = -ENOENT;
 		goto free;
 	}
 
@@ -1651,7 +1643,7 @@ compat_get_entries(struct net *net, struct compat_ip6t_get_entries __user *uptr,
 
 	xt_compat_lock(AF_INET6);
 	t = xt_find_table_lock(net, AF_INET6, get.name);
-	if (!IS_ERR_OR_NULL(t)) {
+	if (t) {
 		const struct xt_table_info *private = t->private;
 		struct xt_table_info info;
 		ret = compat_table_info(private, &info);
@@ -1665,7 +1657,7 @@ compat_get_entries(struct net *net, struct compat_ip6t_get_entries __user *uptr,
 		module_put(t->me);
 		xt_table_unlock(t);
 	} else
-		ret = t ? PTR_ERR(t) : -ENOENT;
+		ret = -ENOENT;
 
 	xt_compat_unlock(AF_INET6);
 	return ret;