diff options
| author | Taehee Yoo <ap420073@gmail.com> | 2018-11-22 19:59:46 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-12-17 09:24:36 +0100 |
| commit | 18218f827e3c0aabe07ad686c6071b33df411e32 (patch) | |
| tree | f796c1805881dc54cdc9dea1992c7d6d01f8a2c8 /net/netfilter | |
| parent | 4f03e063a55453d0bfc86750ae4829ec86e091e7 (diff) | |
netfilter: add missing error handling code for register functions
[ Upstream commit 584eab291c67894cb17cc87544b9d086228ea70f ]
register_{netdevice/inetaddr/inet6addr}_notifier may return an error
value, this patch adds the code to handle these error paths.
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'net/netfilter')
| -rw-r--r-- | net/netfilter/nft_flow_offload.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/netfilter/nft_flow_offload.c b/net/netfilter/nft_flow_offload.c index d6bab8c3cbb0..5fd4c57c79cc 100644 --- a/net/netfilter/nft_flow_offload.c +++ b/net/netfilter/nft_flow_offload.c @@ -214,7 +214,9 @@ static int __init nft_flow_offload_module_init(void) { int err; - register_netdevice_notifier(&flow_offload_netdev_notifier); + err = register_netdevice_notifier(&flow_offload_netdev_notifier); + if (err) + goto err; err = nft_register_expr(&nft_flow_offload_type); if (err < 0) @@ -224,6 +226,7 @@ static int __init nft_flow_offload_module_init(void) register_expr: unregister_netdevice_notifier(&flow_offload_netdev_notifier); +err: return err; } |