Subject: Re: [PATCH] vsprintf: Do not break early boot with probing addresses

From: Sergey Senozhatsky <[email-masked]>
Date: Fri, 10 May 2019 17:16:35 +0900

On (05/10/19 10:06), Petr Mladek wrote:
[..]
> I am going to send a patch replacing probe_kernel_address() with
> a simple check:
> 
> 	if ((unsigned long)ptr < PAGE_SIZE || IS_ERR_VALUE(ptr))
> 		return "(efault)";

I'm OK with this.
Probing ptrs was a good idea, it just didn't work out.

	-ss