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author | David S. Miller <davem@davemloft.net> | 2021-10-22 13:41:16 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2021-10-22 13:41:16 +0300 |
commit | bdfa75ad70e93633e18b1ed2b3866c01aa9bf9d2 (patch) | |
tree | 45115e9c988cbaa49f3766cbe6e6775757cb8c20 /net/netfilter/nft_chain_filter.c | |
parent | ab98bbee072c7c30c391ae742b209efebb468273 (diff) | |
parent | 64222515138e43da1fcf288f0289ef1020427b87 (diff) | |
download | linux-bdfa75ad70e93633e18b1ed2b3866c01aa9bf9d2.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Lots of simnple overlapping additions.
With a build fix from Stephen Rothwell.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netfilter/nft_chain_filter.c')
-rw-r--r-- | net/netfilter/nft_chain_filter.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/net/netfilter/nft_chain_filter.c b/net/netfilter/nft_chain_filter.c index 680fe557686e..c3563f0be269 100644 --- a/net/netfilter/nft_chain_filter.c +++ b/net/netfilter/nft_chain_filter.c @@ -344,12 +344,6 @@ static void nft_netdev_event(unsigned long event, struct net_device *dev, return; } - /* UNREGISTER events are also happening on netns exit. - * - * Although nf_tables core releases all tables/chains, only this event - * handler provides guarantee that hook->ops.dev is still accessible, - * so we cannot skip exiting net namespaces. - */ __nft_release_basechain(ctx); } @@ -368,6 +362,9 @@ static int nf_tables_netdev_event(struct notifier_block *this, event != NETDEV_CHANGENAME) return NOTIFY_DONE; + if (!check_net(ctx.net)) + return NOTIFY_DONE; + nft_net = nft_pernet(ctx.net); mutex_lock(&nft_net->commit_mutex); list_for_each_entry(table, &nft_net->tables, list) { |