Re: [PATCH] wilc1000: write value to WILC_INTR2_ENABLE register

From: Kalle Valo
Date: Wed Feb 24 2021 - 11:45:06 EST


Marcus Folkesson <marcus.folkesson@xxxxxxxxx> writes:

> Write the value instead of reading it twice.
>
> Fixes: 5e63a598441a ("staging: wilc1000: added 'wilc_' prefix for function in wilc_sdio.c file")
>
> Signed-off-by: Marcus Folkesson <marcus.folkesson@xxxxxxxxx>
> ---
> drivers/net/wireless/microchip/wilc1000/sdio.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/wireless/microchip/wilc1000/sdio.c b/drivers/net/wireless/microchip/wilc1000/sdio.c
> index 351ff909ab1c..e14b9fc2c67a 100644
> --- a/drivers/net/wireless/microchip/wilc1000/sdio.c
> +++ b/drivers/net/wireless/microchip/wilc1000/sdio.c
> @@ -947,7 +947,7 @@ static int wilc_sdio_sync_ext(struct wilc *wilc, int nint)
> for (i = 0; (i < 3) && (nint > 0); i++, nint--)
> reg |= BIT(i);
>
> - ret = wilc_sdio_read_reg(wilc, WILC_INTR2_ENABLE, &reg);
> + ret = wilc_sdio_write_reg(wilc, WILC_INTR2_ENABLE, reg);

To me it looks like the bug existed before commit 5e63a598441a:

- ret = sdio_read_reg(wilc, WILC_INTR2_ENABLE, &reg);
+ ret = wilc_sdio_read_reg(wilc, WILC_INTR2_ENABLE, &reg);

https://git.kernel.org/linus/5e63a598441a

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