Re: [PATCH] usb: mtu3: declare functions static

[Chunfeng Yun <chunfeng.yun@mediatek.com>]

Hi,

On Sun, 2016-11-13 at 20:45 +0000, Sudip Mukherjee wrote:
> The only user of the  functions mtu3_irq() and gpd_ring_empty() are in
> the same file. They can be declared as static.
> 
> Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
> ---
>  drivers/usb/mtu3/mtu3_core.c | 2 +-
>  drivers/usb/mtu3/mtu3_qmu.c  | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/usb/mtu3/mtu3_core.c b/drivers/usb/mtu3/mtu3_core.c
> index 520e55a..603b7f84 100644
> --- a/drivers/usb/mtu3/mtu3_core.c
> +++ b/drivers/usb/mtu3/mtu3_core.c
> @@ -696,7 +696,7 @@ static irqreturn_t mtu3_u2_common_isr(struct mtu3 *mtu)
>  	return IRQ_HANDLED;
>  }
>  
> -irqreturn_t mtu3_irq(int irq, void *data)
> +static irqreturn_t mtu3_irq(int irq, void *data)
>  {
>  	struct mtu3 *mtu = (struct mtu3 *)data;
>  	unsigned long flags;
> diff --git a/drivers/usb/mtu3/mtu3_qmu.c b/drivers/usb/mtu3/mtu3_qmu.c
> index a6dd292..7d9ba8a 100644
> --- a/drivers/usb/mtu3/mtu3_qmu.c
> +++ b/drivers/usb/mtu3/mtu3_qmu.c
> @@ -168,7 +168,7 @@ static struct qmu_gpd *advance_deq_gpd(struct mtu3_gpd_ring *ring)
>  }
>  
>  /* check if a ring is emtpy */
> -int gpd_ring_empty(struct mtu3_gpd_ring *ring)
> +static int gpd_ring_empty(struct mtu3_gpd_ring *ring)
>  {
>  	struct qmu_gpd *enq = ring->enqueue;
>  	struct qmu_gpd *next;
It's my carelessness.

Acked-by: Chunfeng Yun <chunfeng.yun@mediatek.com>

Thanks