Got it, thanks!
On Fri, Feb 22, 2019 at 4:34 PM Dan Carpenter <dan.carpen...@oracle.com> wrote:
>
> The hmm_devmem_add() function doesn't return NULL, it returns error
> pointers.
>
> Fixes: 5be73b690875 ("drm/nouveau/dmem: device memory helpers for SVM")
> Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>
> ---
> drivers/gpu/drm/nouveau/nouveau_dmem.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/nouveau/nouveau_dmem.c
> b/drivers/gpu/drm/nouveau/nouveau_dmem.c
> index aa9fec80492d..28624dd0c920 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_dmem.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_dmem.c
> @@ -623,7 +623,7 @@ nouveau_dmem_init(struct nouveau_drm *drm)
> */
> drm->dmem->devmem = hmm_devmem_add(&nouveau_dmem_devmem_ops,
> device, size);
> - if (drm->dmem->devmem == NULL) {
> + if (IS_ERR(drm->dmem->devmem)) {
> kfree(drm->dmem);
> drm->dmem = NULL;
> return;
> --
> 2.17.1
>
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