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netfilter: nf_queue: fix socket leak

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Removal of the sock_hold got lost when backporting commit c387307024
("netfilter: nf_queue: fix possible use-after-free") to 4.19

Fixes: 34dc4a6a7f ("netfilter: nf_queue: fix possible use-after-free") in 4.19

Fixed in 4.14 with
https://lore.kernel.org/all/20221024112958.115275475@linuxfoundation.org/

Signed-off-by: Vimal Agrawal <vimal.agrawal@sophos.com>
Reviewed-by: Florian Westphal <fw@strlen.de>
[vbrahmajosyula: The fix to the backport was missed in 4.19]
Signed-off-by: Vamsi Krishna Brahmajosyula <vbrahmajosyula@vmware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Vamsi Krishna Brahmajosyula 2023-08-26 06:50:56 +00:00 committed by Greg Kroah-Hartman
parent 84d90fb72a
commit 058a52e061
1 changed files with 0 additions and 2 deletions
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2
net/netfilter/nf_queue.c
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@ -93,8 +93,6 @@ bool nf_queue_entry_get_refs(struct nf_queue_entry *entry)
dev_hold(state->in);
if (state->out)
dev_hold(state->out);
if (state->sk)
sock_hold(state->sk);
#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
if (entry->skb->nf_bridge) {
struct net_device *physdev;