Dan Carpenter, on sam. 20 mai 2017 00:27:18 +0300, wrote:
> On most of the common arches char is signed so it can't ever == 0xff.
> Let's fix this by making it a u8.
>
> Fixes: 6b9ad1c742bf ("staging: speakup: add send_xchar, tiocmset and input functionality for tty")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Reviewed-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx>
> diff --git a/drivers/staging/speakup/spk_ttyio.c b/drivers/staging/speakup/spk_ttyio.c
> index 6e0f042f6a44..8ed7c71c712f 100644
> --- a/drivers/staging/speakup/spk_ttyio.c
> +++ b/drivers/staging/speakup/spk_ttyio.c
> @@ -220,7 +220,7 @@ static unsigned char spk_ttyio_in(void)
>
> static unsigned char spk_ttyio_in_nowait(void)
> {
> - char rv = ttyio_in(0);
> + u8 rv = ttyio_in(0);
>
> return (rv == 0xff) ? 0 : rv;
> }
>
--
Samuel
Now, it we had this sort of thing:
yield -a for yield to all traffic
yield -t for yield to trucks
yield -f for yield to people walking (yield foot)
yield -d t* for yield on days starting with t
...you'd have a lot of dead people at intersections, and traffic jams you
wouldn't believe...
(Discussion in comp.os.linux.misc on the intuitiveness of commands.)
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