On 01/18/2013 02:38 PM, Jesper Nilsson wrote:
> On Wed, Jan 16, 2013 at 11:30:44PM +0100, Cong Ding wrote:
>> The pointer tty is dereferened in line 3135, so it is not necessary to check
>> null again in line 3140.
> 
> I don't know if we actually need to check the parameter tty from being null,
> but when checking the rest of the file, most other functions don't check it.

Yes, the check in unneeded.

thanks,
-- 
js
suse labs