diff options
| author | Taehee Yoo <ap420073@gmail.com> | 2018-11-22 19:59:46 +0900 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2018-11-27 00:35:19 +0100 |
| commit | 584eab291c67894cb17cc87544b9d086228ea70f (patch) | |
| tree | 46e21a3a2d87392a04e3861c4a2a836085280b9f /net/netfilter/nft_flow_offload.c | |
| parent | 508b09046c0f21678652fb66fd1e9959d55591d2 (diff) | |
netfilter: add missing error handling code for register functions
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>
Diffstat (limited to 'net/netfilter/nft_flow_offload.c')
| -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 e82d9a966c45..974525eb92df 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; } |