Re: [PATCH 3/3] lib/kobject: WARN_ON corresponds to BUG_ON

From: Xiao Guangrong
Date: Tue Mar 19 2013 - 03:03:59 EST


On 03/19/2013 02:47 PM, Dong Hao wrote:
> From: Dong Hao <haodong@xxxxxxxxxxxxxxxxxx>
>
> WARN_ON corresponds to BUG_ON and also gets more info.

Change the log like this:
like the comments said, double initialize a kobj is wrong
but can be recoverd, using WARN_ON to warn the developer also
it can get more info.

(Or you refine the code by yourself.)

>
> Signed-off-by: Dong Hao <haodong@xxxxxxxxxxxxxxxxxx>
> ---
> lib/kobject.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/lib/kobject.c b/lib/kobject.c
> index ff9b3c3..f7d9f31 100644
> --- a/lib/kobject.c
> +++ b/lib/kobject.c
> @@ -281,7 +281,7 @@ void kobject_init(struct kobject *kobj, struct kobj_type *ktype)
> /* do not error out as sometimes we can recover */
> printk(KERN_ERR "kobject (%p): tried to init an initialized "
> "object, something is seriously wrong.\n", kobj);
> - dump_stack();
> + WARN_ON(1);
> }
>
> kobject_init_internal(kobj);
>

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