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authorCyrill Gorcunov <gorcunov@gmail.com>2007-04-26 00:38:00 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2007-04-27 13:28:40 -0700
commit893a342a686e6ce36ef24d322f3f52420a041313 (patch)
tree8517bcfef656ec37b5669f40d9723b8272a59cff /drivers/usb
parentf094e4f358c2f9f0a46dc777f64ed7794f73d283 (diff)
USB Elan FTDI: check for driver registration status
Add checking of driver registration status and release allocated resources if it failed. Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com> Cc: Pete Zaitcev <zaitcev@redhat.com> Cc: "Luiz Fernando N. Capitulino" <lcapitulino@mandriva.com.br> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/misc/ftdi-elan.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c
index bc3327e3dd7..d9cbdb87fac 100644
--- a/drivers/usb/misc/ftdi-elan.c
+++ b/drivers/usb/misc/ftdi-elan.c
@@ -2910,24 +2910,28 @@ static int __init ftdi_elan_init(void)
INIT_LIST_HEAD(&ftdi_static_list);
status_queue = create_singlethread_workqueue("ftdi-status-control");
if (!status_queue)
- goto err1;
+ goto err_status_queue;
command_queue = create_singlethread_workqueue("ftdi-command-engine");
if (!command_queue)
- goto err2;
+ goto err_command_queue;
respond_queue = create_singlethread_workqueue("ftdi-respond-engine");
if (!respond_queue)
- goto err3;
+ goto err_respond_queue;
result = usb_register(&ftdi_elan_driver);
- if (result)
+ if (result) {
+ destroy_workqueue(status_queue);
+ destroy_workqueue(command_queue);
+ destroy_workqueue(respond_queue);
printk(KERN_ERR "usb_register failed. Error number %d\n",
result);
+ }
return result;
- err3:
+ err_respond_queue:
destroy_workqueue(command_queue);
- err2:
+ err_command_queue:
destroy_workqueue(status_queue);
- err1:
+ err_status_queue:
printk(KERN_ERR "%s couldn't create workqueue\n", ftdi_elan_driver.name);
return -ENOMEM;
}