Re: [PATCH next] kthread: Fix a NULL vs IS_ERR() bug

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Le Fri, Dec 13, 2024 at 05:25:02PM +0300, Dan Carpenter a écrit :
> The kthread_create_worker_on_node() function returns error pointers,
> never NULL.  Fix the check to match.
> 
> Fixes: e9853c812f86 ("treewide: Introduce kthread_run_worker[_on_cpu]()")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> ---
>  kernel/kthread.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/kernel/kthread.c b/kernel/kthread.c
> index 83bf73d2355c..922f15762ec3 100644
> --- a/kernel/kthread.c
> +++ b/kernel/kthread.c
> @@ -1124,7 +1124,7 @@ kthread_create_worker_on_cpu(int cpu, unsigned int flags,
>  	struct kthread_worker *worker;
>  
>  	worker = kthread_create_worker_on_node(flags, cpu_to_node(cpu), namefmt, cpu);
> -	if (worker)
> +	if (!IS_ERR(worker))
>  		kthread_bind(worker->task, cpu);

Whoops!

Can I fold this to the offending patch? I can add your
Co-developed-by: / Signed-off-by: ?

Thanks.

>  
>  	return worker;
> -- 
> 2.45.2
> 




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