Re: [PATCHv3 1/5] efi/runtime-wrappers: detect FW irq flag corruption

From: Matt Fleming
Date: Mon Apr 25 2016 - 10:16:07 EST


On Mon, 25 Apr, at 03:12:01PM, Robin Murphy wrote:
> >+static void efi_call_virt_check_flags(unsigned long flags, const char *call)
> >+{
> >+ unsigned long cur_flags;
> >+ bool mismatch;
> >+
> >+ local_save_flags(cur_flags);
> >+
> >+ mismatch = !!((cur_flags ^ flags) & ARCH_EFI_IRQ_FLAGS_MASK);
>
> nit: the assignment itself is already a conversion to bool, so the
> excitement is redundant here.

This was intentional. I asked Mark to make this change so that it's
explicit for the developer that we're performing the type conversion.