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SubjectRe: [PATCH 1/6] mm: get_user_pages: consolidate error handling
On Thu, Oct 11, 2018 at 11:00:09PM -0700, john.hubbard@gmail.com wrote:
> From: John Hubbard <jhubbard@nvidia.com>
>
> An upcoming patch requires a way to operate on each page that
> any of the get_user_pages_*() variants returns.
>
> In preparation for that, consolidate the error handling for
> __get_user_pages(). This provides a single location (the "out:" label)
> for operating on the collected set of pages that are about to be returned.
>
> As long every use of the "ret" variable is being edited, rename
> "ret" --> "err", so that its name matches its true role.
> This also gets rid of two shadowed variable declarations, as a
> tiny beneficial a side effect.
>
> Reviewed-by: Jan Kara <jack@suse.cz>
> Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
> Signed-off-by: John Hubbard <jhubbard@nvidia.com>
> ---

Looks good, might not be needed but
Reviewed-by: Balbir Singh <bsingharora@gmail.com>

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