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| author | Akinobu Mita <akinobu.mita@gmail.com> | 2007-02-07 09:12:13 +0100 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-02-08 21:39:08 +0100 |
| commit | 719647e2131585ea0a82b05d3745b36be32975d8 (patch) | |
| tree | 0f1670ed16de236e71d8e12803e7bdca5e3c569b /net/irda | |
| parent | [IRDA]: handle out of memory errors (diff) | |
| download | linux-719647e2131585ea0a82b05d3745b36be32975d8.tar.xz linux-719647e2131585ea0a82b05d3745b36be32975d8.zip | |
[IRLAN]: handle out of memory errors
This patch checks return values:
- irlmp_register_client()
- irlmp_register_service()
- irlan_open()
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Samuel Ortiz <samuel@sortiz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/irda')
| -rw-r--r-- | net/irda/irlan/irlan_common.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/net/irda/irlan/irlan_common.c b/net/irda/irlan/irlan_common.c index 2bb04ac09329..310776dd6109 100644 --- a/net/irda/irlan/irlan_common.c +++ b/net/irda/irlan/irlan_common.c @@ -144,12 +144,18 @@ static int __init irlan_init(void) /* Register with IrLMP as a client */ ckey = irlmp_register_client(hints, &irlan_client_discovery_indication, NULL, NULL); - + if (!ckey) + goto err_ckey; + /* Register with IrLMP as a service */ - skey = irlmp_register_service(hints); + skey = irlmp_register_service(hints); + if (!skey) + goto err_skey; /* Start the master IrLAN instance (the only one for now) */ - new = irlan_open(DEV_ADDR_ANY, DEV_ADDR_ANY); + new = irlan_open(DEV_ADDR_ANY, DEV_ADDR_ANY); + if (!new) + goto err_open; /* The master will only open its (listen) control TSAP */ irlan_provider_open_ctrl_tsap(new); @@ -158,6 +164,17 @@ static int __init irlan_init(void) irlmp_discovery_request(DISCOVERY_DEFAULT_SLOTS); return 0; + +err_open: + irlmp_unregister_service(skey); +err_skey: + irlmp_unregister_client(ckey); +err_ckey: +#ifdef CONFIG_PROC_FS + remove_proc_entry("irlan", proc_irda); +#endif /* CONFIG_PROC_FS */ + + return -ENOMEM; } static void __exit irlan_cleanup(void) |