Re: [PATCH] firmware: dmi_scan: avoid printing error on non-efi systems

["Martin Hundebøll" <martin.hundeboll@prevas.dk>]

Hi,

Yeah, you can add my

Acked-by: Martin Hundebøll <mnhu@prevas.dk>

Thanks,
Martin

On February 2, 2018 8:00:27 AM GMT+01:00, Jean Delvare <jdelvare@suse.de> wrote:
>Hi Martin,
>
>On Thu, 1 Feb 2018 09:08:05 +0100, Martin Hundebøll wrote:
>> dmi_init() rightfully checks if dmi is available at all, and errors
>out
>> if not. This leads to harmless errors being printed during boot on
>> non-efi systems, even when these are booted quietly.
>> 
>> Avoid this error-print by returning directly from dmi_init() if dmi
>> isn't available, instead of jumping to the err-label.
>> 
>> Signed-off-by: Martin Hundebøll <mnhu@prevas.dk>
>> ---
>>  drivers/firmware/dmi_scan.c | 6 ++----
>>  1 file changed, 2 insertions(+), 4 deletions(-)
>> 
>> diff --git a/drivers/firmware/dmi_scan.c
>b/drivers/firmware/dmi_scan.c
>> index 783041964439..86c5e0625a08 100644
>> --- a/drivers/firmware/dmi_scan.c
>> +++ b/drivers/firmware/dmi_scan.c
>> @@ -715,10 +715,8 @@ static int __init dmi_init(void)
>>  	u8 *dmi_table;
>>  	int ret = -ENOMEM;
>>  
>> -	if (!dmi_available) {
>> -		ret = -ENODATA;
>> -		goto err;
>> -	}
>> +	if (!dmi_available)
>> +		return -ENODATA;
>>  
>>  	/*
>>  	 * Set up dmi directory at /sys/firmware/dmi. This entry should
>stay
>
>I already have a similar patch by Ard Biesheuvel in my dmi tree:
>
>http://jdelvare.nerim.net/devel/linux/jdelvare-dmi/firmware-dmi-handle-missing-dmi-data-gracefully.patch
>
>Does it work for you?
>
>I'll send a pull request to Linus later today.
>
>Thanks,

-- 
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