4.14-stable review patch. If anyone has any objections, please let me know.
------------------
From: Florian Westphal <fw@xxxxxxxxx>
commit 2f6adf481527c8ab8033c601f55bfb5b3712b2ac upstream.
set->name must be free'd here in case ops->init fails.
Fixes: 387454901bd6 ("netfilter: nf_tables: Allow set names of up to 255 chars")
Signed-off-by: Florian Westphal <fw@xxxxxxxxx>
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
net/netfilter/nf_tables_api.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -3196,18 +3196,20 @@ static int nf_tables_newset(struct net *
err = ops->init(set, &desc, nla);
if (err < 0)
- goto err2;
+ goto err3;
err = nft_trans_set_add(&ctx, NFT_MSG_NEWSET, set);
if (err < 0)
- goto err3;
+ goto err4;
list_add_tail_rcu(&set->list, &table->sets);
table->use++;
return 0;
-err3:
+err4:
ops->destroy(set);
+err3:
+ kfree(set->name);
err2:
kvfree(set);
err1:
