Hi Miguel,
On Tue, Mar 26, 2024 at 07:04:34PM +0100, Miguel Ojeda wrote:
> Hi,
>
> In today's next, I got:
>
> drivers/gpu/drm/qxl/qxl_cmd.c:424:6: error: variable 'count' set
> but not used [-Werror,-Wunused-but-set-variable]
>
> `count` seems to be there since commit f64122c1f6ad ("drm: add new QXL
> driver. (v1.4)").
>
> Untested diff below -- if you want a formal patch, please let me know.
>
> Cheers,
> Miguel
>
> diff --git a/drivers/gpu/drm/qxl/qxl_cmd.c b/drivers/gpu/drm/qxl/qxl_cmd.c
> index 281edab518cd..d6ea01f3797b 100644
> --- a/drivers/gpu/drm/qxl/qxl_cmd.c
> +++ b/drivers/gpu/drm/qxl/qxl_cmd.c
> @@ -421,7 +421,6 @@ int qxl_surface_id_alloc(struct qxl_device *qdev,
> {
> uint32_t handle;
> int idr_ret;
> - int count = 0;
> again:
> idr_preload(GFP_ATOMIC);
> spin_lock(&qdev->surf_id_idr_lock);
> @@ -433,7 +432,6 @@ int qxl_surface_id_alloc(struct qxl_device *qdev,
> handle = idr_ret;
>
> if (handle >= qdev->rom->n_surfaces) {
> - count++;
> spin_lock(&qdev->surf_id_idr_lock);
> idr_remove(&qdev->surf_id_idr, handle);
> spin_unlock(&qdev->surf_id_idr_lock);
>
It looks reasonable to me, can you send a formal patch?
Thanks!
Maxime
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