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[PATCH] Kobject: provide better warning messages when people do stupid things 

Now that kobject_add() is used more than kobject_register() the kernel
wasn't always letting people know that they were doing something wrong.
This change fixes this.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman 2006-03-20 13:17:13 -08:00
parent 4f2928d0a4
commit dcd0da0021
1 changed files with 14 additions and 8 deletions
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22
lib/kobject.c
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@ -194,6 +194,17 @@ int kobject_add(struct kobject * kobj)
unlink(kobj);
if (parent)
kobject_put(parent);
/* be noisy on error issues */
if (error == -EEXIST)
printk("kobject_add failed for %s with -EEXIST, "
"don't try to register things with the "
"same name in the same directory.\n",
kobject_name(kobj));
else
printk("kobject_add failed for %s (%d)\n",
kobject_name(kobj), error);
dump_stack();
}
return error;
@ -207,18 +218,13 @@ int kobject_add(struct kobject * kobj)
int kobject_register(struct kobject * kobj)
{
int error = 0;
int error = -EINVAL;
if (kobj) {
kobject_init(kobj);
error = kobject_add(kobj);
if (error) {
printk("kobject_register failed for %s (%d)\n",
kobject_name(kobj),error);
dump_stack();
} else
if (!error)
kobject_uevent(kobj, KOBJ_ADD);
} else
error = -EINVAL;
}
return error;
}