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SubjectRe: [PATCH] mmc: sdhci: use goto rather than return directly
On 16 October 2018 at 10:19, Chunyan Zhang <zhang.chunyan@linaro.org> wrote:
> The driver should clean resources requested in the function before
> unnormal return.
>
> CC: Linus Walleij <linus.walleij@linaro.org>
> Signed-off-by: Chunyan Zhang <zhang.chunyan@linaro.org>
> Fixes: bd9b902798ab ("mmc: sdhci: Implement an SDHCI-specific bounce buffer")
> ---
> drivers/mmc/host/sdhci.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
> index 1b3fbd9..f6b57e1 100644
> --- a/drivers/mmc/host/sdhci.c
> +++ b/drivers/mmc/host/sdhci.c
> @@ -3991,7 +3991,7 @@ int sdhci_setup_host(struct sdhci_host *host)
> /* This may alter mmc->*_blk_* parameters */
> ret = sdhci_allocate_bounce_buffer(host);
> if (ret)
> - return ret;
> + goto unreg;

Instead of making the error path a bit more complicated, I suggest to
convert sdhci_allocate_bounce_buffer() from returning an int to a
void. Simply because it always returns 0 and thus we can remove this
error path altogether.

> }
>
> return 0;
> --
> 2.7.4
>

Kind regards
Uffe

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