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SubjectRe: [PATCH 1/1] dmaengine: idxd: remove unused variable 'cdev_ctx'
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On 5/7/2021 11:30 PM, Zhen Lei wrote:
> GCC reports the following warning with W=1:
>
> drivers/dma/idxd/cdev.c:298:28: warning:
> variable 'cdev_ctx' set but not used [-Wunused-but-set-variable]
> 298 | struct idxd_cdev_context *cdev_ctx;
> | ^~~~~~~~
>
> The variable 'cdev_ctx' is not used, remove it to fix the warning.
>
> Fixes: 04922b7445a1 ("dmaengine: idxd: fix cdev setup and free device lifetime issues")
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>


Thank you. Issue already reported and fix posted here.

https://lore.kernel.org/dmaengine/324261b0-1fa6-29f7-071a-a3c0ac09b506@intel.com/T/#t


> ---
> drivers/dma/idxd/cdev.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/dma/idxd/cdev.c b/drivers/dma/idxd/cdev.c
> index 302cba5ff779..6c72089ca31a 100644
> --- a/drivers/dma/idxd/cdev.c
> +++ b/drivers/dma/idxd/cdev.c
> @@ -295,9 +295,7 @@ int idxd_wq_add_cdev(struct idxd_wq *wq)
> void idxd_wq_del_cdev(struct idxd_wq *wq)
> {
> struct idxd_cdev *idxd_cdev;
> - struct idxd_cdev_context *cdev_ctx;
>
> - cdev_ctx = &ictx[wq->idxd->data->type];
> idxd_cdev = wq->idxd_cdev;
> wq->idxd_cdev = NULL;
> cdev_device_del(&idxd_cdev->cdev, &idxd_cdev->dev);

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