Re: [PATCH v7 1/2] cxl/mbox: Remove redundant dev_err() after failed mem alloc

From: Alison Schofield
Date: Sat Jul 29 2023 - 22:17:57 EST


On Wed, Jul 26, 2023 at 07:34:20AM +0000, Raghu Halharvi wrote:
> Issue found with checkpatch
>
> A return of errno should be good enough if the memory allocation fails,
> the error message here is redundant as per the coding style, removing
> it.
>
> Signed-off-by: Raghu Halharvi <raghuhack78@xxxxxxxxx>
> Reviewed-by: Vishal Verma <vishal.l.verma@xxxxxxxxx>
> Reviewed-by: Dave Jiang <dave.jiang@xxxxxxxxx>
> Reviewed-by: Ira Weiny <ira.weiny@xxxxxxxxx>

Thanks for follow-up Raghu!

Reviewed-by: Alison Schofield <alison.schofield@xxxxxxxxx>


> ---
> drivers/cxl/core/mbox.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/cxl/core/mbox.c b/drivers/cxl/core/mbox.c
> index d6d067fbee97..af7f37cea871 100644
> --- a/drivers/cxl/core/mbox.c
> +++ b/drivers/cxl/core/mbox.c
> @@ -1325,10 +1325,8 @@ struct cxl_memdev_state *cxl_memdev_state_create(struct device *dev)
> struct cxl_memdev_state *mds;
>
> mds = devm_kzalloc(dev, sizeof(*mds), GFP_KERNEL);
> - if (!mds) {
> - dev_err(dev, "No memory available\n");
> + if (!mds)
> return ERR_PTR(-ENOMEM);
> - }
>
> mutex_init(&mds->mbox_mutex);
> mutex_init(&mds->event.log_lock);
> --
> 2.39.2
>