Applied. Thanks!
Alex
On Wed, Nov 18, 2020 at 3:18 AM Christian König
<christian.koe...@amd.com> wrote:
>
> Am 18.11.20 um 03:55 schrieb Bernard Zhao:
> > Fix check_patch.pl warning:
> > WARNING: Prefer kmalloc_array over kmalloc with multiply
> > +bps = kmalloc(align_space * sizeof((*data)->bps), GFP_KERNEL);
> > WARNING: Prefer kmalloc_array over kmalloc with multiply
> > +bps_bo = kmalloc(align_space * sizeof((*data)->bps_bo),
> > GFP_KERNEL);
> > kmalloc_array has multiply overflow check, which will be safer.
> >
> > Signed-off-by: Bernard Zhao <bern...@vivo.com>
>
> Not userspace controllable values, but looks cleaner anyway.
>
> Reviewed-by: Christian König <christian.koe...@amd.com>
>
> > ---
> > drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
> > b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
> > index d0aea5e39531..f2a0851c804f 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
> > @@ -280,8 +280,8 @@ static int amdgpu_virt_init_ras_err_handler_data(struct
> > amdgpu_device *adev)
> > if (!*data)
> > return -ENOMEM;
> >
> > - bps = kmalloc(align_space * sizeof((*data)->bps), GFP_KERNEL);
> > - bps_bo = kmalloc(align_space * sizeof((*data)->bps_bo), GFP_KERNEL);
> > + bps = kmalloc_array(align_space, sizeof((*data)->bps), GFP_KERNEL);
> > + bps_bo = kmalloc_array(align_space, sizeof((*data)->bps_bo),
> > GFP_KERNEL);
> >
> > if (!bps || !bps_bo) {
> > kfree(bps);
>
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