Re: [PATCH] drivers/pcwd_pci:Fix the wrong format specifier

From: Wim Van Sebroeck
Date: Mon Nov 04 2024 - 09:34:24 EST


Hi Zhu,

> The format specifier of "int" in printf() should be "%d", not
> "%u".
>
> Signed-off-by: Zhu Jun <zhujun2@xxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/watchdog/pcwd_pci.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/watchdog/pcwd_pci.c b/drivers/watchdog/pcwd_pci.c
> index a489b426f2ba..3672e7f23b39 100644
> --- a/drivers/watchdog/pcwd_pci.c
> +++ b/drivers/watchdog/pcwd_pci.c
> @@ -230,7 +230,7 @@ static void pcipcwd_show_card_info(void)
> got_fw_rev = send_command(CMD_GET_FIRMWARE_VERSION, &fw_rev_major,
> &fw_rev_minor);
> if (got_fw_rev)
> - sprintf(fw_ver_str, "%u.%02u", fw_rev_major, fw_rev_minor);
> + sprintf(fw_ver_str, "%d.%02d", fw_rev_major, fw_rev_minor);
> else
> sprintf(fw_ver_str, "<card no answer>");
>
> --
> 2.17.1

%d = The argument is treated as an integer and presented as a (signed) decimal number.
%u = The argument is treated as an integer and presented as an unsigned decimal number.

I do hope that version number are unsigned...

Kind regards,
Wim.