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mmc: tmio: make a cast explicit

Message ID 1464351029-6863-1-git-send-email-wsa@the-dreams.de (mailing list archive)
State Accepted
Delegated to: Geert Uytterhoeven
Headers show

Commit Message

Wolfram Sang May 27, 2016, 12:10 p.m. UTC 
From: Wolfram Sang <wsa+renesas@sang-engineering.com>

Sparse complains about the implicit cast. Making it explicit is indeed
better coding style.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
 drivers/mmc/host/tmio_mmc.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Ulf Hansson June 3, 2016, 8:34 a.m. UTC | #1 
On 27 May 2016 at 14:10, Wolfram Sang <wsa@the-dreams.de> wrote:
> From: Wolfram Sang <wsa+renesas@sang-engineering.com>
>
> Sparse complains about the implicit cast. Making it explicit is indeed
> better coding style.
>
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>

Thanks, applied for next!

Kind regards
Uffe

> ---
>  drivers/mmc/host/tmio_mmc.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
> index 7d1174c789219a..5f2919ceced12d 100644
> --- a/drivers/mmc/host/tmio_mmc.h
> +++ b/drivers/mmc/host/tmio_mmc.h
> @@ -265,7 +265,7 @@ static inline void sd_ctrl_write16_rep(struct tmio_mmc_host *host, int addr,
>
>  static inline void sd_ctrl_write32_as_16_and_16(struct tmio_mmc_host *host, int addr, u32 val)
>  {
> -       writew(val, host->ctl + (addr << host->bus_shift));
> +       writew(val & 0xffff, host->ctl + (addr << host->bus_shift));
>         writew(val >> 16, host->ctl + ((addr + 2) << host->bus_shift));
>  }
>
> --
> 2.8.1
>
diff mbox

Patch

diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
index 7d1174c789219a..5f2919ceced12d 100644
--- a/drivers/mmc/host/tmio_mmc.h
+++ b/drivers/mmc/host/tmio_mmc.h
@@ -265,7 +265,7 @@  static inline void sd_ctrl_write16_rep(struct tmio_mmc_host *host, int addr,
 
 static inline void sd_ctrl_write32_as_16_and_16(struct tmio_mmc_host *host, int addr, u32 val)
 {
-	writew(val, host->ctl + (addr << host->bus_shift));
+	writew(val & 0xffff, host->ctl + (addr << host->bus_shift));
 	writew(val >> 16, host->ctl + ((addr + 2) << host->bus_shift));
 }