On Wed, Sep 21, 2016 at 7:59 AM, Tom Gundersen <teg@xxxxxxx> wrote:
> If passing name == NULL to drm_drv_set_unique() we now get -ENOMEM
> as kstrdup() returns NULL. Instead check for this explicitly and
> return -EINVAL if no name is provided.
>
> Signed-off-by: Tom Gundersen <teg@xxxxxxx>
Thanks, applied to -misc
Sean
> ---
> drivers/gpu/drm/drm_drv.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
> index f2f6429..99e6751 100644
> --- a/drivers/gpu/drm/drm_drv.c
> +++ b/drivers/gpu/drm/drm_drv.c
> @@ -338,6 +338,9 @@ void drm_minor_release(struct drm_minor *minor)
>
> static int drm_dev_set_unique(struct drm_device *dev, const char *name)
> {
> + if (!name)
> + return -EINVAL;
> +
> kfree(dev->unique);
> dev->unique = kstrdup(name, GFP_KERNEL);
>
> --
> 2.9.3
>
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