linux-kernel - Re: linux-next: build failure after merge of the char-misc tree

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Date:   Sat, 26 Feb 2022 16:08:32 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     broonie@...nel.org, Kai-Heng Feng <kai.heng.feng@...onical.com>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        linux-mmc@...r.kernel.org
Subject: Re: linux-next: build failure after merge of the char-misc tree

On Fri, Feb 25, 2022 at 08:40:55PM +0000, broonie@...nel.org wrote:
> Hi all,
> 
> After merging the char-misc tree, today's linux-next build (x86
> allmodconfig) failed like this:
> 
> /tmp/next/build/drivers/mmc/host/rtsx_pci_sdmmc.c: In function 'sd_request':
> /tmp/next/build/drivers/mmc/host/rtsx_pci_sdmmc.c:809:17: error: unused variable 'dev' [-Werror=unused-variable]
>   809 |  struct device *dev = &host->pdev->dev;
>       |                 ^~~
> /tmp/next/build/drivers/mmc/host/rtsx_pci_sdmmc.c: In function 'sdmmc_set_ios':
> /tmp/next/build/drivers/mmc/host/rtsx_pci_sdmmc.c:1084:17: error: unused variable 'dev' [-Werror=unused-variable]
>  1084 |  struct device *dev = &host->pdev->dev;
>       |                 ^~~
> /tmp/next/build/drivers/mmc/host/rtsx_pci_sdmmc.c: In function 'sdmmc_get_ro':
> /tmp/next/build/drivers/mmc/host/rtsx_pci_sdmmc.c:1133:17: error: unused variable 'dev' [-Werror=unused-variable]
>  1133 |  struct device *dev = &host->pdev->dev;
>       |                 ^~~
> /tmp/next/build/drivers/mmc/host/rtsx_pci_sdmmc.c: In function 'sdmmc_get_cd':
> /tmp/next/build/drivers/mmc/host/rtsx_pci_sdmmc.c:1159:17: error: unused variable 'dev' [-Werror=unused-variable]
>  1159 |  struct device *dev = &host->pdev->dev;
>       |                 ^~~
> /tmp/next/build/drivers/mmc/host/rtsx_pci_sdmmc.c: In function 'sdmmc_switch_voltage':
> /tmp/next/build/drivers/mmc/host/rtsx_pci_sdmmc.c:1258:17: error: unused variable 'dev' [-Werror=unused-variable]
>  1258 |  struct device *dev = &host->pdev->dev;
>       |                 ^~~
> /tmp/next/build/drivers/mmc/host/rtsx_pci_sdmmc.c: In function 'sdmmc_execute_tuning':
> /tmp/next/build/drivers/mmc/host/rtsx_pci_sdmmc.c:1311:17: error: unused variable 'dev' [-Werror=unused-variable]
>  1311 |  struct device *dev = &host->pdev->dev;
>       |                 ^~~
> cc1: all warnings being treated as errors
> 
> Caused by commit
> 
>   7570fb41e450ba37 ("mmc: rtsx: Let MMC core handle runtime PM")
> 
> I have used the char-misc tree from yesterday instead.

Kai-Heng, can you send an add-on patch to fix this?

thanks,

greg k-h