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authorDavid S. Miller <davem@davemloft.net>2018-11-28 11:02:45 -0800
committerDavid S. Miller <davem@davemloft.net>2018-11-28 11:02:45 -0800
commite9d8faf93d273374dc6ae073a35e2fbcbcd97305 (patch)
tree8b53cf2d8304bc5132d623c39ad7dc38d7f795fd /net/netfilter/nft_compat.c
parentc758940158bf29fe14e9d0f89d5848f227b48134 (diff)
parentca08987885a147643817d02bf260bc4756ce8cd4 (diff)
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 net: 1) Disable BH while holding list spinlock in nf_conncount, from Taehee Yoo. 2) List corruption in nf_conncount, also from Taehee. 3) Fix race that results in leaving around an empty list node in nf_conncount, from Taehee Yoo. 4) Proper chain handling for inactive chains from the commit path, from Florian Westphal. This includes a selftest for this. 5) Do duplicate rule handles when replacing rules, also from Florian. 6) Remove net_exit path in xt_RATEEST that results in splat, from Taehee. 7) Possible use-after-free in nft_compat when releasing extensions. From Florian. 8) Memory leak in xt_hashlimit, from Taehee. 9) Call ip_vs_dst_notifier after ipv6_dev_notf, from Xin Long. 10) Fix cttimeout with udplite and gre, from Florian. 11) Preserve oif for IPv6 link-local generated traffic from mangle table, from Alin Nastac. 12) Missing error handling in masquerade notifiers, from Taehee Yoo. 13) Use mutex to protect registration/unregistration of masquerade extensions in order to prevent a race, from Taehee. 14) Incorrect condition check in tree_nodes_free(), also from Taehee. 15) Fix chain counter leak in rule replacement path, from Taehee. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netfilter/nft_compat.c')
-rw-r--r--net/netfilter/nft_compat.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c
index 9d0ede474224..7334e0b80a5e 100644
--- a/net/netfilter/nft_compat.c
+++ b/net/netfilter/nft_compat.c
@@ -520,6 +520,7 @@ __nft_match_destroy(const struct nft_ctx *ctx, const struct nft_expr *expr,
void *info)
{
struct xt_match *match = expr->ops->data;
+ struct module *me = match->me;
struct xt_mtdtor_param par;
par.net = ctx->net;
@@ -530,7 +531,7 @@ __nft_match_destroy(const struct nft_ctx *ctx, const struct nft_expr *expr,
par.match->destroy(&par);
if (nft_xt_put(container_of(expr->ops, struct nft_xt, ops)))
- module_put(match->me);
+ module_put(me);
}
static void