Otherwise, the reference to external objects (eg. modules) are not
released when the rules are removed.
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
net/netfilter/nft_compat.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c
index 8a779be..1840989 100644
--- a/net/netfilter/nft_compat.c
+++ b/net/netfilter/nft_compat.c
@@ -195,6 +195,15 @@ static void
nft_target_destroy(const struct nft_ctx *ctx, const struct nft_expr *expr)
{
struct xt_target *target = expr->ops->data;
+ void *info = nft_expr_priv(expr);
+ struct xt_tgdtor_param par;
+
+ par.net = ctx->net;
+ par.target = target;
+ par.targinfo = info;
+ par.family = ctx->afi->family;
+ if (par.target->destroy != NULL)
+ par.target->destroy(&par);
module_put(target->me);
}
@@ -382,6 +391,15 @@ static void
nft_match_destroy(const struct nft_ctx *ctx, const struct nft_expr *expr)
{
struct xt_match *match = expr->ops->data;
+ void *info = nft_expr_priv(expr);
+ struct xt_mtdtor_param par;
+
+ par.net = ctx->net;
+ par.match = match;
+ par.matchinfo = info;
+ par.family = ctx->afi->family;
+ if (par.match->destroy != NULL)
+ par.match->destroy(&par);
module_put(match->me);
}
--
1.7.10.4
--
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