diff options
| author | Stephen Hemminger <shemminger@osdl.org> | 2006-05-25 15:59:33 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-06-17 21:26:12 -0700 |
| commit | c090971326db094ed702c1f8f2dbe04b7e3b8f27 (patch) | |
| tree | 9c964fc79298455eb4b45981a34a6117175ff846 /net/bridge/br.c | |
| parent | 9ef513bed68534110727381ab652f06756803f5a (diff) | |
| download | kernel_samsung_tuna-c090971326db094ed702c1f8f2dbe04b7e3b8f27.zip kernel_samsung_tuna-c090971326db094ed702c1f8f2dbe04b7e3b8f27.tar.gz kernel_samsung_tuna-c090971326db094ed702c1f8f2dbe04b7e3b8f27.tar.bz2 | |
[BRIDGE]: fix module startup error handling
Return address in use, if some other kernel code has the SAP.
Propogate out error codes from netfilter registration and unwind.
Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge/br.c')
| -rw-r--r-- | net/bridge/br.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/net/bridge/br.c b/net/bridge/br.c index 12da21a..558d272 100644 --- a/net/bridge/br.c +++ b/net/bridge/br.c @@ -30,36 +30,44 @@ static struct llc_sap *br_stp_sap; static int __init br_init(void) { + int err; + br_stp_sap = llc_sap_open(LLC_SAP_BSPAN, br_stp_rcv); if (!br_stp_sap) { printk(KERN_ERR "bridge: can't register sap for STP\n"); - return -EBUSY; + return -EADDRINUSE; } br_fdb_init(); -#ifdef CONFIG_BRIDGE_NETFILTER - if (br_netfilter_init()) - return 1; -#endif + err = br_netfilter_init(); + if (err) + goto err_out1; + + err = register_netdevice_notifier(&br_device_notifier); + if (err) + goto err_out2; + brioctl_set(br_ioctl_deviceless_stub); br_handle_frame_hook = br_handle_frame; br_fdb_get_hook = br_fdb_get; br_fdb_put_hook = br_fdb_put; - register_netdevice_notifier(&br_device_notifier); - return 0; + +err_out2: + br_netfilter_fini(); +err_out1: + llc_sap_put(br_stp_sap); + return err; } static void __exit br_deinit(void) { rcu_assign_pointer(br_stp_sap->rcv_func, NULL); -#ifdef CONFIG_BRIDGE_NETFILTER br_netfilter_fini(); -#endif unregister_netdevice_notifier(&br_device_notifier); brioctl_set(NULL); |