Re: [PATCH] mvumi: fix build warning

From: Johannes Thumshirn
Date: Thu Mar 03 2016 - 08:28:44 EST


On Thu, Mar 03, 2016 at 06:36:53PM +0530, Sudip Mukherjee wrote:
> While building tilepro allmodconfig we were getting build warning:
> drivers/scsi/mvumi.c:2632:12: warning: 'mvumi_suspend' defined but not used
> drivers/scsi/mvumi.c:2651:12: warning: 'mvumi_resume' defined but not used
>
> mvumi_suspend() and mvumi_resume() are only used when CONFIG_PM is
> defined as mentioned in the mvumi_pci_driver.
>
> Signed-off-by: Sudip Mukherjee <sudip.mukherjee@xxxxxxxxxxxxxxx>
> ---
> drivers/scsi/mvumi.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/scsi/mvumi.c b/drivers/scsi/mvumi.c
> index 02360de..d9d0736 100644
> --- a/drivers/scsi/mvumi.c
> +++ b/drivers/scsi/mvumi.c
> @@ -2629,6 +2629,7 @@ static void mvumi_shutdown(struct pci_dev *pdev)
> mvumi_flush_cache(mhba);
> }
>
> +#ifdef CONFIG_PM
> static int mvumi_suspend(struct pci_dev *pdev, pm_message_t state)
> {
> struct mvumi_hba *mhba = NULL;
> @@ -2716,6 +2717,7 @@ fail:
>
> return ret;
> }
> +#endif
>
> static struct pci_driver mvumi_pci_driver = {
>
> --
> 1.9.1
>
> --
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There was a patch from Arnd earlier this day addressing this as well with a
__maybe_unused. You might want to have a look at this one
https://lkml.org/lkml/2016/3/2/497

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Johannes Thumshirn Storage
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