RE: [PATCH] HID: hyperv: Cocci spatch "memdup.spatch"

[KY Srinivasan]

> -----Original Message-----
> From: Jiri Kosina [mailto:jkosina@xxxxxxx]
> Sent: Monday, June 03, 2013 7:35 AM
> To: Thomas Meyer
> Cc: KY Srinivasan; Haiyang Zhang; devel@xxxxxxxxxxxxxxxxxxxxxx; linux-
> input@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH] HID: hyperv: Cocci spatch "memdup.spatch"
> 
> On Sat, 1 Jun 2013, Thomas Meyer wrote:
> 
> > Signed-off-by: Thomas Meyer <thomas@xxxxxxxx>
> > ---
> >
> > diff -u -p a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c
> > --- a/drivers/hid/hid-hyperv.c
> > +++ b/drivers/hid/hid-hyperv.c
> > @@ -199,13 +199,11 @@ static void mousevsc_on_receive_device_i
> >  	if (desc->bLength == 0)
> >  		goto cleanup;
> >
> > -	input_device->hid_desc = kzalloc(desc->bLength, GFP_ATOMIC);
> > +	input_device->hid_desc = kmemdup(desc, desc->bLength,
> GFP_ATOMIC);
> >
> >  	if (!input_device->hid_desc)
> >  		goto cleanup;
> >
> > -	memcpy(input_device->hid_desc, desc, desc->bLength);
> > -
> >  	input_device->report_desc_size = desc->desc[0].wDescriptorLength;
> >  	if (input_device->report_desc_size == 0) {
> >  		input_device->dev_info_status = -EINVAL;
> >
> 
> I guess you are going to get some pushback from some maintainers due to
> non-descriptive subject and missing changelog :)
> 
> I have fixed this for the hyperv patch and applied it, thanks.

Thanks Jiri!

K. Y
> 
> --
> Jiri Kosina
> SUSE Labs
> 


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