[PATCH v2 5/7] IOMUX: Refactor iomux_doenv() in order to increase readability

[Simon Glass]

On Wed, 16 Dec 2020 at 16:16, Andy Shevchenko
<andriy.shevchenko at linux.intel.com> wrote:
>
> Refactor iomux_doenv() a bit in order to increase readability.
> There is no change in code generation on x86.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>
> ---
> v2: no changes
>  common/iomux.c | 13 ++++++-------
>  1 file changed, 6 insertions(+), 7 deletions(-)

Reviewed-by: Simon Glass <sjg at chromium.org>


>
> diff --git a/common/iomux.c b/common/iomux.c
> index cee5f266c86e..51557d028029 100644
> --- a/common/iomux.c
> +++ b/common/iomux.c
> @@ -45,15 +45,14 @@ int iomux_doenv(const int console, const char *arg)
>         i = 0;
>         temp = console_args;
>         for (;;) {
> -               temp = strchr(temp, ',');
> -               if (temp != NULL) {

event better:

if (temp)


> -                       i++;
> -                       temp++;
> -                       continue;
> -               }
>                 /* There's always one entry more than the number of commas. */
>                 i++;
> -               break;
> +
> +               temp = strchr(temp, ',');
> +               if (temp == NULL)
> +                       break;
> +
> +               temp++;
>         }
>         start = (char **)malloc(i * sizeof(char *));
>         if (start == NULL) {
> --
> 2.29.2
>