Luck <>
Message-ID: <>

On February 24, 2017 11:36:19 AM PST, Ricardo Neri 
<> wrote:
>On Fri, 2017-02-24 at 11:11 -0800, Andy Lutomirski wrote:
>> > In a previous version Andy Lutomirsky suggested that
>> >         if (user_mode(regs) && (fixup_umip_exception(regs) == 0))
>> >
>> > was easier to read :). Although at the time fixup_umip_exception
>> > returned a numeric value. Now it only returns true/false for
>> > successful/failed emulation. If with true/false not comparing to
>> true
>> > makes it easier to read, I will make the change.
>> I think == true is silly :)
>Then I'll make the change.
>Thanks and BR,

It's worse than silly, it is potentially toxic.

true is a macro which it's defined as 1.  Thus

     foo == true

... doesn't actually mean what people *think* it does, which is roughly the 
same thing as


However, if foo is not a boolean, this is *very* different; consider if foo is 
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