Re: [PATCH] IB/qib: Use memdup_user() rather than duplicating its implementation

From: Doug Ledford
Date: Tue Aug 23 2016 - 12:43:33 EST


On 8/19/2016 11:27 AM, Marciniszyn, Mike wrote:
>> Subject: [PATCH] IB/qib: Use memdup_user() rather than duplicating its
>> diff --git a/drivers/infiniband/hw/qib/qib_fs.c
>
> I would be even more aggressive at reducing lines of code.
>
> For example do direct returns when ok to do:
> if (pos != 0 || count != sizeof(struct qib_flash))
> return -EINVAL;
>
> tmp = memdup_user(buf, count);
> if (IS_ERR(tmp))
> return PTR_ERR(tmp);
>
> The bail_tmp: label is then not needed.
>
> Mike
>

With Mike's additional cleanups in place, patch applied.

--
Doug Ledford <dledford@xxxxxxxxxx>
GPG Key ID: 0E572FDD

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