Re: [PATCH] Staging: dgnc: fix bitmask

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On Mon, Mar 09, 2015 at 09:14:38PM +0100, Matteo Semenzato wrote:
> From: Matteo Semenzato <mattew8898@xxxxxxxxx>
> 
> The bitmask should be used on msignals since the signals variable is not
> used anywhere in the function.
> 

You're probably right.  I would really like to get Mark's Ack on this
though becuase it's sort of a guess and not tested.

regards,
dan carpenter

> Signed-off-by: Matteo Semenzato <mattew8898@xxxxxxxxx>
> ---
>  drivers/staging/dgnc/dgnc_cls.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/dgnc/dgnc_cls.c b/drivers/staging/dgnc/dgnc_cls.c
> index bedc522..29c6316 100644
> --- a/drivers/staging/dgnc/dgnc_cls.c
> +++ b/drivers/staging/dgnc/dgnc_cls.c
> @@ -1137,7 +1137,7 @@ static void cls_parse_modem(struct channel_t *ch, unsigned char signals)
>  	 * Scrub off lower bits. They signify delta's, which I don't
>  	 * care about
>  	 */
> -	signals &= 0xf0;
> +	msignals &= 0xf0;
>  
>  	spin_lock_irqsave(&ch->ch_lock, flags);
>  	if (msignals & UART_MSR_DCD)
> -- 
> 2.3.1
> 
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