Re: [PATCH] atm: idt77252: clean up trigraph warning on ??) string

[Nathan Chancellor <nathan@kernel.org>]

On 7/20/2021 5:48 AM, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
> 
> The character sequence ??) is a trigraph and causes the following
> clang warning:
> 
> drivers/atm/idt77252.c:3544:35: warning: trigraph ignored [-Wtrigraphs]
> 
> Clean this by replacing it with single ?.
> 
> Signed-off-by: Colin Ian King <colin.king@canonical.com>

This looks good to me but I am curious how you say this warning in the 
first place since the main Makefile disables this unconditionally. Did 
you just pass -Wtrigraphs via KCFLAGS or something similar?

Reviewed-by: Nathan Chancellor <nathan@kernel.org>

> ---
>   drivers/atm/idt77252.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c
> index 9e4bd751db79..81ce81a75fc6 100644
> --- a/drivers/atm/idt77252.c
> +++ b/drivers/atm/idt77252.c
> @@ -3536,7 +3536,7 @@ static int idt77252_preset(struct idt77252_dev *card)
>   		return -1;
>   	}
>   	if (!(pci_command & PCI_COMMAND_IO)) {
> -		printk("%s: PCI_COMMAND: %04x (???)\n",
> +		printk("%s: PCI_COMMAND: %04x (?)\n",
>   		       card->name, pci_command);
>   		deinit_card(card);
>   		return (-1);
>