Re: [PATCH 1/5] HID: hid-multitouch: fix wrong protocol detection

From: Jiri Kosina
Date: Thu May 10 2012 - 04:31:59 EST


On Wed, 9 May 2012, Henrik Rydberg wrote:

> > well, the idea was to keep the memory footprint low. As these values
> > are only needed at init, then I freed them once I finished using them.
> > I can of course skip the pointer, but in that case, wouldn't the
> > struct declaration be worthless?
>
> My bad, I misread the placement of the free() statement. I was also
> concerned about memory, since HID is big enough a memory hog as it
> is. Barring the added complexity of this patch, it now makes more
> sense.
>
> Acked-by: Henrik Rydberg <rydberg@xxxxxxxxxxx>

drivers/hid/hid-multitouch.c: In function ʽmt_post_parseʼ:
drivers/hid/hid-multitouch.c:673: error: invalid type argument of ʽ->ʼ (have ʽunsigned intʼ)
make[1]: *** [drivers/hid/hid-multitouch.o] Error 1

I believe that

td->last_slot_field = f->usages[field_count_per_touch - 1]->hid;

should be

td->last_slot_field = f->usages[field_count_per_touch - 1];

but I leave this up to you guys to fix.

Thanks,

--
Jiri Kosina
SUSE Labs
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