netdev - Re: [PATCH] bridge: Fix format string for %ul

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Message-ID: <59758948-d899-a32f-12af-a56b8c0da6c1@cogentembedded.com>
Date:   Sat, 27 Aug 2016 19:18:16 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:     Oleg Drokin <green@...uxhacker.ru>
Cc:     Stephen Hemminger <stephen@...workplumber.org>,
        "David S. Miller" <davem@...emloft.net>,
        bridge@...ts.linux-foundation.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] bridge: Fix format string for %ul

Hello.

On 8/27/2016 6:58 PM, Oleg Drokin wrote:

>>> %ul would print an unsigned value and a letter l,
>>> likely it was %lu that was meant to print the long int,
>>> but in reality the values printed there are just regular signed
>>
>>   Signed? Then you need probably "%d" or "%i"…
>
> They are signed in the struct definition, but in reality they
> designate time, so could not be negative, I imagine?

    That doesn't matter. If the type is signed, it should be printed as signed.
Doesn't gcc complain about the format specifiers not matching the values passed?

>>> ints, so just dropping the l altogether.
>>>
>>> Signed-off-by: Oleg Drokin <green@...uxhacker.ru>
>> [...]

MBR, Sergei