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netfilter: nf_tables: free set name in error path

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commit 2f6adf4815 upstream.

set->name must be free'd here in case ops->init fails.

Fixes: 387454901b ("netfilter: nf_tables: Allow set names of up to 255 chars")
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Florian Westphal
2018-04-10 09:00:24 +02:00
committed by Greg Kroah-Hartman
parent bca7faea54
commit 321bc88ec0
1 changed files with 5 additions and 3 deletions
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8
net/netfilter/nf_tables_api.c
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@@ -3196,18 +3196,20 @@ static int nf_tables_newset(struct net *net, struct sock *nlsk,
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: