Re: [PATCH v3] mmc-utils: One further optimization of trimming routine

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On Mon, 20 Sept 2021 at 22:01, Michael Heimpold <mhei@xxxxxxxxxxx> wrote:
>
> The last change to the trimming routine made it more efficient,
> however, we can even get rid of the memmove() as we leave the
> function with strdup() anyway.
>
> Signed-off-by: Michael Heimpold <mhei@xxxxxxxxxxx>
> Reviewed-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>

Applied to the master branch at
https://git.kernel.org/pub/scm/utils/mmc/mmc-utils.git, thanks!

Kind regards
Uffe


> ---
>
> While doing some house-keeping, I found this somewhat older
> patch still hanging around (v2 was sent on 2018-12-08).
> I'm just resending to check what's the current opinion
> about it :-)
>
>  lsmmc.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/lsmmc.c b/lsmmc.c
> index 06cc0b8..05d59e8 100644
> --- a/lsmmc.c
> +++ b/lsmmc.c
> @@ -393,10 +393,9 @@ char *read_file(char *name)
>                 start++;
>                 len--;
>         }
> -       memmove(line, start, len);
> -       line[len] = '\0';
>
> -       return strdup(line);
> +       start[len] = '\0';
> +       return strdup(start);
>  }
>
>  /* Hexadecimal string parsing functions */
> --
> 2.17.1
>



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