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staging: most: return proper error

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We were returning ENOMEM on all types of errors. Lets return the actual
error code. At the same time remove the label which became unused as a
result of this patch.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sudip Mukherjee 2016-02-08 23:26:46 +05:30 committed by Greg Kroah-Hartman
parent ea39854712
commit cc4188b6bb
1 changed files with 19 additions and 8 deletions
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27
drivers/staging/most/mostcore/core.c
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@ -1854,40 +1854,52 @@ EXPORT_SYMBOL_GPL(most_resume_enqueue);
static int __init most_init(void)
{
int err;
pr_info("init()\n");
INIT_LIST_HEAD(&instance_list);
INIT_LIST_HEAD(&aim_list);
ida_init(&mdev_id);
if (bus_register(&most_bus)) {
err = bus_register(&most_bus);
if (err) {
pr_info("Cannot register most bus\n");
goto exit;
return err;
}
most_class = class_create(THIS_MODULE, "most");
if (IS_ERR(most_class)) {
pr_info("No udev support.\n");
err = PTR_ERR(most_class);
goto exit_bus;
}
if (driver_register(&mostcore)) {
err = driver_register(&mostcore);
if (err) {
pr_info("Cannot register core driver\n");
goto exit_class;
}
class_glue_dir =
device_create(most_class, NULL, 0, NULL, "mostcore");
if (IS_ERR(class_glue_dir))
if (IS_ERR(class_glue_dir)) {
err = PTR_ERR(class_glue_dir);
goto exit_driver;
}
most_aim_kset =
kset_create_and_add("aims", NULL, &class_glue_dir->kobj);
if (!most_aim_kset)
if (!most_aim_kset) {
err = -ENOMEM;
goto exit_class_container;
}
most_inst_kset =
kset_create_and_add("devices", NULL, &class_glue_dir->kobj);
if (!most_inst_kset)
if (!most_inst_kset) {
err = -ENOMEM;
goto exit_driver_kset;
}
return 0;
@ -1901,8 +1913,7 @@ exit_class:
class_destroy(most_class);
exit_bus:
bus_unregister(&most_bus);
exit:
return -ENOMEM;
return err;
}
static void __exit most_exit(void)