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authorDavid S. Miller <davem@davemloft.net>2014-10-20 11:57:47 -0400
committerDavid S. Miller <davem@davemloft.net>2014-10-20 11:57:47 -0400
commitce8ec4896749783bd6cdc457e6012cfc18e09c8b (patch)
tree3d58d88f4e4030ddf0f926ac2ef52c3ee2c9f65a /net/ipv4
parent95ff88688781db2f64042e69bd499e518bbb36e5 (diff)
parent1e2d56a5d33a7e1fcd21ed3859f52596d02708b0 (diff)
downloadop-kernel-dev-ce8ec4896749783bd6cdc457e6012cfc18e09c8b.zip
op-kernel-dev-ce8ec4896749783bd6cdc457e6012cfc18e09c8b.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf
Pablo Neira Ayuso says: ==================== netfilter fixes for net The following patchset contains netfilter fixes for your net tree, they are: 1) Fix missing MODULE_LICENSE() in the new nf_reject_ipv{4,6} modules. 2) Restrict nat and masq expressions to the nat chain type. Otherwise, users may crash their kernel if they attach a nat/masq rule to a non nat chain. 3) Fix hook validation in nft_compat when non-base chains are used. Basically, initialize hook_mask to zero. 4) Make sure you use match/targets in nft_compat from the right chain type. The existing validation relies on the table name which can be avoided by 5) Better netlink attribute validation in nft_nat. This expression has to reject the configuration when no address and proto configurations are specified. 6) Interpret NFTA_NAT_REG_*_MAX if only if NFTA_NAT_REG_*_MIN is set. Yet another sanity check to reject incorrect configurations from userspace. 7) Conditional NAT attribute dumping depending on the existing configuration. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/netfilter/nf_reject_ipv4.c3
-rw-r--r--net/ipv4/netfilter/nft_masq_ipv4.c1
2 files changed, 4 insertions, 0 deletions
diff --git a/net/ipv4/netfilter/nf_reject_ipv4.c b/net/ipv4/netfilter/nf_reject_ipv4.c
index b023b4e..92b303d 100644
--- a/net/ipv4/netfilter/nf_reject_ipv4.c
+++ b/net/ipv4/netfilter/nf_reject_ipv4.c
@@ -6,6 +6,7 @@
* published by the Free Software Foundation.
*/
+#include <linux/module.h>
#include <net/ip.h>
#include <net/tcp.h>
#include <net/route.h>
@@ -125,3 +126,5 @@ void nf_send_reset(struct sk_buff *oldskb, int hook)
kfree_skb(nskb);
}
EXPORT_SYMBOL_GPL(nf_send_reset);
+
+MODULE_LICENSE("GPL");
diff --git a/net/ipv4/netfilter/nft_masq_ipv4.c b/net/ipv4/netfilter/nft_masq_ipv4.c
index 1c636d6..c1023c4 100644
--- a/net/ipv4/netfilter/nft_masq_ipv4.c
+++ b/net/ipv4/netfilter/nft_masq_ipv4.c
@@ -39,6 +39,7 @@ static const struct nft_expr_ops nft_masq_ipv4_ops = {
.eval = nft_masq_ipv4_eval,
.init = nft_masq_init,
.dump = nft_masq_dump,
+ .validate = nft_masq_validate,
};
static struct nft_expr_type nft_masq_ipv4_type __read_mostly = {
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