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netfilter: nftables: Fix a memleak from userdata error path in new objects

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[ Upstream commit 85dfd816fa ]

Release object name if userdata allocation fails.

Fixes: b131c96496 ("netfilter: nf_tables: add userdata support for nft_object")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Pablo Neira Ayuso 2021-05-05 23:06:43 +02:00 committed by Greg Kroah-Hartman
parent 403ccad066
commit 2c784a500f
1 changed files with 2 additions and 2 deletions
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4
net/netfilter/nf_tables_api.c
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@ -6015,9 +6015,9 @@ static int nf_tables_newobj(struct net *net, struct sock *nlsk,
INIT_LIST_HEAD(&obj->list); INIT_LIST_HEAD(&obj->list);
return err; return err;
err_trans: err_trans:
kfree(obj->key.name);
err_userdata:
kfree(obj->udata); kfree(obj->udata);
err_userdata:
kfree(obj->key.name);
err_strdup: err_strdup:
if (obj->ops->destroy) if (obj->ops->destroy)
obj->ops->destroy(&ctx, obj); obj->ops->destroy(&ctx, obj);