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staging: ozwpan: implement error handling in ozwpan_init()

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Errors are correctly handled in oz_cdev_register() and oz_protocol_init(),
but then they are ignored in ozwpan_init().

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexey Khoroshilov 2015-03-21 02:15:32 +03:00 committed by Greg Kroah-Hartman
parent c181be7f32
commit 330b5e80ef
1 changed files with 12 additions and 2 deletions
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14
drivers/staging/ozwpan/ozmain.c
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@ -34,11 +34,21 @@ MODULE_PARM_DESC(g_net_dev, "The device(s) to bind to; "
*/ */
static int __init ozwpan_init(void) static int __init ozwpan_init(void)
{ {
oz_cdev_register(); int err;
oz_protocol_init(g_net_dev);
err = oz_cdev_register();
if (err)
return err;
err = oz_protocol_init(g_net_dev);
if (err)
goto err_protocol;
oz_app_enable(OZ_APPID_USB, 1); oz_app_enable(OZ_APPID_USB, 1);
oz_apps_init(); oz_apps_init();
return 0; return 0;
err_protocol:
oz_cdev_deregister();
return err;
} }
/* /*