From: Liping Zhang <zlpnobody@xxxxxxxxx>
When the memory is exhausted, then we will fail to add the NFT_MSG_NEWSET
transaction. In such case, we should destroy the set before we free it.
Fixes: 958bee14d071 ("netfilter: nf_tables: use new transaction infrastructure to handle sets")
Signed-off-by: Liping Zhang <zlpnobody@xxxxxxxxx>
---
net/netfilter/nf_tables_api.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 365d31b..7d6a626 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -2956,12 +2956,14 @@ static int nf_tables_newset(struct net *net, struct sock *nlsk,
err = nft_trans_set_add(&ctx, NFT_MSG_NEWSET, set);
if (err < 0)
- goto err2;
+ goto err3;
list_add_tail_rcu(&set->list, &table->sets);
table->use++;
return 0;
+err3:
+ ops->destroy(set);
err2:
kfree(set);
err1:
--
2.5.5
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