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modules: better error messages when modules fail to load due to a sysfs problem.

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This helps people when debugging problems like the ones that were in the
recent -mm releases.


Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman 2007-07-30 11:26:38 -07:00
parent f285ea0580
commit 74c5b597e9
1 changed files with 6 additions and 1 deletions
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7
kernel/params.c
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@ -567,7 +567,12 @@ static void __init kernel_param_sysfs_setup(const char *name,
kobject_set_name(&mk->kobj, name);
kobject_init(&mk->kobj);
ret = kobject_add(&mk->kobj);
BUG_ON(ret < 0);
if (ret) {
printk(KERN_ERR "Module '%s' failed to be added to sysfs, "
"error number %d\n", name, ret);
printk(KERN_ERR "The system will be unstable now.\n");
return;
}
param_sysfs_setup(mk, kparam, num_params, name_skip);
kobject_uevent(&mk->kobj, KOBJ_ADD);
}