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authorFlorian Westphal <fw@strlen.de>2016-04-01 14:17:36 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2016-04-14 00:30:41 +0200
commitaded9f3e9fa8db559c5b7661bbb497754270e754 (patch)
tree36097eef011b102934ea3c1b750a43726b93ed7f
parent95609155d7fa08cc2e71d494acad39f72f0b4495 (diff)
netfilter: x_tables: remove obsolete check
Since 'netfilter: x_tables: validate targets of jumps' change we validate that the target aligns exactly with beginning of a rule, so offset test is now redundant. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
-rw-r--r--net/ipv4/netfilter/arp_tables.c8
-rw-r--r--net/ipv4/netfilter/ip_tables.c7
-rw-r--r--net/ipv6/netfilter/ip6_tables.c7
3 files changed, 0 insertions, 22 deletions
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index 668c5dcb3a5f..8cefb7a2606b 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -461,14 +461,6 @@ static int mark_source_chains(const struct xt_table_info *newinfo,
if (strcmp(t->target.u.user.name,
XT_STANDARD_TARGET) == 0 &&
newpos >= 0) {
- if (newpos > newinfo->size -
- sizeof(struct arpt_entry)) {
- duprintf("mark_source_chains: "
- "bad verdict (%i)\n",
- newpos);
- return 0;
- }
-
/* This a jump; chase it. */
duprintf("Jump rule %u -> %u\n",
pos, newpos);
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index 4585aa78c4ca..9340ce0a7549 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -542,13 +542,6 @@ mark_source_chains(const struct xt_table_info *newinfo,
if (strcmp(t->target.u.user.name,
XT_STANDARD_TARGET) == 0 &&
newpos >= 0) {
- if (newpos > newinfo->size -
- sizeof(struct ipt_entry)) {
- duprintf("mark_source_chains: "
- "bad verdict (%i)\n",
- newpos);
- return 0;
- }
/* This a jump; chase it. */
duprintf("Jump rule %u -> %u\n",
pos, newpos);
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index fd06251f504c..aa010856a255 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -554,13 +554,6 @@ mark_source_chains(const struct xt_table_info *newinfo,
if (strcmp(t->target.u.user.name,
XT_STANDARD_TARGET) == 0 &&
newpos >= 0) {
- if (newpos > newinfo->size -
- sizeof(struct ip6t_entry)) {
- duprintf("mark_source_chains: "
- "bad verdict (%i)\n",
- newpos);
- return 0;
- }
/* This a jump; chase it. */
duprintf("Jump rule %u -> %u\n",
pos, newpos);