Re: jsm_tty: Fix a possible null pointer dereference in two functions

From: Jiri Slaby
Date: Thu Nov 30 2017 - 01:41:25 EST


On 11/29/2017, 07:19 PM, SF Markus Elfring wrote:
>>> It's pretty unlikely, but it is an actual defect.
>>
>> No it is not, those variables will never be set to NULL,
>> so this can never be triggered. Walk up the call chain.
>
> If the involved software developers are convinced about the validity
> of this pointer:
>
> How do you think about to delete the following condition check
> instead in the discussed function implementations?
>
> if (!ch)
> return;

ACK

thanks,
--
js
suse labs