On 11/21/2012 03:46 PM, Greg KH wrote:
> On Wed, Nov 21, 2012 at 10:49:07AM +0530, Sachin Kamat wrote:
>> --- a/drivers/tty/vt/consolemap.c
>> +++ b/drivers/tty/vt/consolemap.c
>> @@ -410,10 +410,8 @@ static void con_release_unimap(struct uni_pagedir *p)
>> kfree(p->inverse_translations[i]);
>> p->inverse_translations[i] = NULL;
>> }
>> - if (p->inverse_trans_unicode) {
>> - kfree(p->inverse_trans_unicode);
>> - p->inverse_trans_unicode = NULL;
>> - }
>> + kfree(p->inverse_trans_unicode);
>> + p->inverse_trans_unicode = NULL;
>
> kfree with NULL is a no-op, but the line after that just caused a kernel
> crash if it was NULL, so I can't accept this type of thing.
Greg, I'm not sure -- what do you mean here? The change actually looks
fine to me... We do not dereference p->inverse_trans_unicode there.
thanks,
--
js
suse labs
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