netfilter: nf_tables: free set name in error path

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@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 5b504aa653f57bbabfcb22bcf5aba4cbef39398f..6295af0693cfbe5a9c1bca592d6cbc7567cc97fe 100644 (file)
--- 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 *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: