staging/crystalhd: unregister chardev when class_create fails in chd_dec_init_chdev

we missed a unregiser_chrdev if the class_create and subsequent function calls / checks fail

Signed-off-by: Devendra Naga <develkernel412222@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Devendra Naga 2012-08-06 02:59:56 +05:45 committed by Greg Kroah-Hartman
parent 3b2f1fbec9
commit 675fe09756
1 changed files with 3 additions and 1 deletions

View File

@ -375,7 +375,7 @@ static int __devinit chd_dec_init_chdev(struct crystalhd_adp *adp)
if (IS_ERR(crystalhd_class)) {
rc = PTR_ERR(crystalhd_class);
BCMLOG_ERR("failed to create class\n");
goto fail;
goto class_create_fail;
}
dev = device_create(crystalhd_class, NULL, MKDEV(adp->chd_dec_major, 0),
@ -412,6 +412,8 @@ elem_pool_fail:
device_destroy(crystalhd_class, MKDEV(adp->chd_dec_major, 0));
device_create_fail:
class_destroy(crystalhd_class);
class_create_fail:
unregister_chrdev(adp->chd_dec_major, CRYSTALHD_API_NAME);
fail:
return rc;
}