[dm-devel] dm: remove unneeded variable
Mike Snitzer
snitzer at redhat.com
Fri Nov 12 15:09:43 UTC 2021
On Thu, Nov 11 2021 at 2:53P -0500,
cgel.zte at gmail.com <cgel.zte at gmail.com> wrote:
> From: ran jianping <ran.jianping at zte.com.cn>
>
> Fix the following coccicheck review:
> ./drivers/md/dm-ps-round-robin.c:91:5-7:Unneeded variable
>
> Remove unneeded variable used to store return value.
>
> Reported-by: Zeal Robot <zealci at zte.com.cn>
> Signed-off-by: ran jianping <ran.jianping at zte.com.cn>
> ---
> drivers/md/dm-ps-round-robin.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/md/dm-ps-round-robin.c b/drivers/md/dm-ps-round-robin.c
> index 27f44c5fa04e..455fc02af1cf 100644
> --- a/drivers/md/dm-ps-round-robin.c
> +++ b/drivers/md/dm-ps-round-robin.c
> @@ -88,7 +88,6 @@ static int rr_status(struct path_selector *ps, struct dm_path *path,
> status_type_t type, char *result, unsigned int maxlen)
> {
> struct path_info *pi;
> - int sz = 0;
>
> if (!path)
> DMEMIT("0 ");
> @@ -107,7 +106,7 @@ static int rr_status(struct path_selector *ps, struct dm_path *path,
> }
> }
>
> - return sz;
> + return 0;
> }
>
> /*
> --
> 2.25.1
>
You clearly didn't even compile test this (hint: DMEMIT macro uses it).
Nacked-by: Mike Snitzer <snitzer at redhat.com>
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