[SRU][Bionic][PATCH 1/1] (upstream) netfilter: nf_queue: Fix memory leak in nf_queue_entry_get_refs

[Chengen Du]

From: "Chengen Du" <chengen.du at canonical.com>

BugLink: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1991774

Remove sock_hold to align upstream commit
c3873070247d9e3c7a6b0cf9bf9b45e8018427b1.

Signed-off-by: Chengen Du <chengen.du at canonical.com>
---
 net/netfilter/nf_queue.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/net/netfilter/nf_queue.c b/net/netfilter/nf_queue.c
index dbc45165c533..46984cdee658 100644
--- a/net/netfilter/nf_queue.c
+++ b/net/netfilter/nf_queue.c
@@ -91,8 +91,6 @@ 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;
-- 
2.34.1