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depca: fix leaks in depca_module_init()

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Since some of xxx_register_driver() can return error we must unregister
already registered drivers.

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Kulikov Vasiliy 2010-07-12 04:52:33 +00:00 committed by David S. Miller
parent 9e34a5b516
commit 84c3b972f3
1 changed files with 23 additions and 6 deletions
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29
drivers/net/depca.c
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@ -2061,18 +2061,35 @@ static int depca_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
static int __init depca_module_init (void)
{
int err = 0;
int err = 0;
#ifdef CONFIG_MCA
err = mca_register_driver (&depca_mca_driver);
err = mca_register_driver(&depca_mca_driver);
if (err)
goto err;
#endif
#ifdef CONFIG_EISA
err |= eisa_driver_register (&depca_eisa_driver);
err = eisa_driver_register(&depca_eisa_driver);
if (err)
goto err_mca;
#endif
err |= platform_driver_register (&depca_isa_driver);
depca_platform_probe ();
err = platform_driver_register(&depca_isa_driver);
if (err)
goto err_eisa;
return err;
depca_platform_probe();
return 0;
err_eisa:
#ifdef CONFIG_EISA
eisa_driver_unregister(&depca_eisa_driver);
err_mca:
#endif
#ifdef CONFIG_MCA
mca_unregister_driver(&depca_mca_driver);
err:
#endif
return err;
}
static void __exit depca_module_exit (void)