On Wed, Dec 07, 2016 at 10:58:44PM -0500, Jérémy Lefaure wrote:
> The function musb_run_resume_work is called only when CONFIG_PM is
> enabled. So this function should not be defined when CONFIG_PM is
> disabled. Otherwise the compiler issues a warning:
>
> drivers/usb/musb/musb_core.c:2057:12: error: ‘musb_run_resume_work’ defined but
> not used [-Werror=unused-function]
> static int musb_run_resume_work(struct musb *musb)
> ^~~~~~~~~~~~~~~~~~~~
>
> Signed-off-by: Jérémy Lefaure <jeremy.lefaure@xxxxxxxxxxxx>
Applied. Thanks.
Regards,
-Bin.
> ---
>
> I think that adding a preprocessor condition is a better way to fix this than
> moving the function into the scope of the existing condition to preserve the
> git history.
>
> drivers/usb/musb/musb_core.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
> index 9e22646..fca288bb 100644
> --- a/drivers/usb/musb/musb_core.c
> +++ b/drivers/usb/musb/musb_core.c
> @@ -2050,6 +2050,7 @@ struct musb_pending_work {
> struct list_head node;
> };
>
> +#ifdef CONFIG_PM
> /*
> * Called from musb_runtime_resume(), musb_resume(), and
> * musb_queue_resume_work(). Callers must take musb->lock.
> @@ -2077,6 +2078,7 @@ static int musb_run_resume_work(struct musb *musb)
>
> return error;
> }
> +#endif
>
> /*
> * Called to run work if device is active or else queue the work to happen
> --
> 2.10.2
>
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