Re: [PATCH] dc.c:use kzalloc without test

[Alex Deucher]

Applied.  thanks!

Alex

On Wed, Oct 23, 2019 at 9:35 AM Harry Wentland <hwentlan@xxxxxxx> wrote:
>
> On 2019-10-23 4:32 a.m., zhongshiqi wrote:
> > dc.c:583:null check is needed after using kzalloc function
> >
> > Signed-off-by: zhongshiqi <zhong.shiqi@xxxxxxxxxx>
>
> Reviewed-by: Harry Wentland <harry.wentland@xxxxxxx>
>
> Harry
>
> > ---
> >  drivers/gpu/drm/amd/display/dc/core/dc.c | 4 ++++
> >  1 file changed, 4 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
> > index 5d1aded..4b8819c 100644
> > --- a/drivers/gpu/drm/amd/display/dc/core/dc.c
> > +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
> > @@ -580,6 +580,10 @@ static bool construct(struct dc *dc,
> >  #ifdef CONFIG_DRM_AMD_DC_DCN2_0
> >       // Allocate memory for the vm_helper
> >       dc->vm_helper = kzalloc(sizeof(struct vm_helper), GFP_KERNEL);
> > +     if (!dc->vm_helper) {
> > +             dm_error("%s: failed to create dc->vm_helper\n", __func__);
> > +             goto fail;
> > +     }
> >
> >  #endif
> >       memcpy(&dc->bb_overrides, &init_params->bb_overrides, sizeof(dc->bb_overrides));
> >
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