mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

netfilter: nf_tables: use correct lock to protect gc_list 

commit 8357bc946a upstream.

Use nf_tables_gc_list_lock spinlock, not nf_tables_destroy_list_lock to
protect the gc_list.

Fixes: 5f68718b34 ("netfilter: nf_tables: GC transaction API to avoid race with control plane")
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 2023-09-22 18:43:06 +02:00 committed by Greg Kroah-Hartman
parent b44a459c65
commit 082791b421
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
net/netfilter/nf_tables_api.c
View File

@ -8925,9 +8925,9 @@ static void nft_trans_gc_work(struct work_struct *work)
struct nft_trans_gc *trans, *next;
LIST_HEAD(trans_gc_list);
spin_lock(&nf_tables_destroy_list_lock);
spin_lock(&nf_tables_gc_list_lock);
list_splice_init(&nf_tables_gc_list, &trans_gc_list);
spin_unlock(&nf_tables_destroy_list_lock);
spin_unlock(&nf_tables_gc_list_lock);
list_for_each_entry_safe(trans, next, &trans_gc_list, list) {
list_del(&trans->list);