Re: [PATCH 2/2] Add Dell laptop driver

From: Parag Warudkar
Date: Sat Aug 16 2008 - 19:31:56 EST


On Sat, Aug 16, 2008 at 7:23 PM, Matthew Garrett <mjg59@xxxxxxxxxxxxx> wrote:
> On Sat, Aug 16, 2008 at 07:17:05PM -0400, Parag Warudkar wrote:
>> > + da_tokens = krealloc(da_tokens, (da_num_tokens + tokens) *
>> > + sizeof(struct calling_interface_token),
>> > + GFP_KERNEL);
>>
>> Isn't a NULL check required here?
>
> To the extent that it would result in this failing gracefully before
> some other part of the kernel becomes hideously upset, sure. I have a
> hard time caring, but I can easily fix it if other people do :)

Yeah, it's a RFKill switch after all, not a LaptopKill switch :)

Seriously though a quick search through LXR results for kzalloc shows
that most everyone does care.
And if I find ones that don't a patch will follow soon.

Thanks

Parag
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/