linux-kernel - Re: [PATCH V1] mmc: sdhci-uhs2: remove unnecessary variables

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAPDyKFq9pECEgZxZbObCHk=jO=u5dKjmmdVjkdv8yzcQwf636A@mail.gmail.com>
Date: Thu, 31 Oct 2024 17:39:12 +0100
From: Ulf Hansson <ulf.hansson@...aro.org>
To: Victor Shih <victorshihgli@...il.com>
Cc: adrian.hunter@...el.com, linux-mmc@...r.kernel.org, 
	linux-kernel@...r.kernel.org, benchuanggli@...il.com, 
	HL.Liu@...esyslogic.com.tw, Greg.tu@...esyslogic.com.tw, 
	kernel test robot <lkp@...el.com>, Ben Chuang <ben.chuang@...esyslogic.com.tw>, 
	Victor Shih <victor.shih@...esyslogic.com.tw>
Subject: Re: [PATCH V1] mmc: sdhci-uhs2: remove unnecessary variables

On Wed, 30 Oct 2024 at 12:22, Victor Shih <victorshihgli@...il.com> wrote:
>
> From: Victor Shih <victor.shih@...esyslogic.com.tw>
>
> There are unnecessary variables in the sdhci_uhs2_send_command()
> that will generate a warning when building the kernel.
>
> Reported-by: kernel test robot <lkp@...el.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202410252107.y9EgrTbA-lkp@intel.com/
> Signed-off-by: Ben Chuang <ben.chuang@...esyslogic.com.tw>
> Signed-off-by: Victor Shih <victor.shih@...esyslogic.com.tw>

Applied for next, thanks!

Kind regards
Uffe


> ---
>  drivers/mmc/host/sdhci-uhs2.c | 25 -------------------------
>  1 file changed, 25 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-uhs2.c b/drivers/mmc/host/sdhci-uhs2.c
> index c488c6d56015..43820eb5a7ea 100644
> --- a/drivers/mmc/host/sdhci-uhs2.c
> +++ b/drivers/mmc/host/sdhci-uhs2.c
> @@ -684,7 +684,6 @@ static void __sdhci_uhs2_send_command(struct sdhci_host *host, struct mmc_comman
>
>  static bool sdhci_uhs2_send_command(struct sdhci_host *host, struct mmc_command *cmd)
>  {
> -       int flags;
>         u32 mask;
>         unsigned long timeout;
>
> @@ -714,30 +713,6 @@ static bool sdhci_uhs2_send_command(struct sdhci_host *host, struct mmc_command
>
>         sdhci_uhs2_set_transfer_mode(host, cmd);
>
> -       if ((cmd->flags & MMC_RSP_136) && (cmd->flags & MMC_RSP_BUSY)) {
> -               WARN_ONCE(1, "Unsupported response type!\n");
> -               /*
> -                * This does not happen in practice because 136-bit response
> -                * commands never have busy waiting, so rather than complicate
> -                * the error path, just remove busy waiting and continue.
> -                */
> -               cmd->flags &= ~MMC_RSP_BUSY;
> -       }
> -
> -       if (!(cmd->flags & MMC_RSP_PRESENT))
> -               flags = SDHCI_CMD_RESP_NONE;
> -       else if (cmd->flags & MMC_RSP_136)
> -               flags = SDHCI_CMD_RESP_LONG;
> -       else if (cmd->flags & MMC_RSP_BUSY)
> -               flags = SDHCI_CMD_RESP_SHORT_BUSY;
> -       else
> -               flags = SDHCI_CMD_RESP_SHORT;
> -
> -       if (cmd->flags & MMC_RSP_CRC)
> -               flags |= SDHCI_CMD_CRC;
> -       if (cmd->flags & MMC_RSP_OPCODE)
> -               flags |= SDHCI_CMD_INDEX;
> -
>         timeout = jiffies;
>         if (host->data_timeout)
>                 timeout += nsecs_to_jiffies(host->data_timeout);
> --
> 2.25.1
>