Re: [patch] x86, efi: precedence error in setup_efi_pci()

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On Mon, 2012-12-10 at 11:44 +0300, Dan Carpenter wrote:
> On Fri, Dec 07, 2012 at 07:05:53PM -0800, H. Peter Anvin wrote:
> > On 12/06/2012 10:16 PM, Dan Carpenter wrote:
> > >Negate has higher precedence than bitwise AND so the condition is always
> > >false.
> > >
> > >Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> > >
> > >diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c
> > >index b1942e2..18e329c 100644
> > >--- a/arch/x86/boot/compressed/eboot.c
> > >+++ b/arch/x86/boot/compressed/eboot.c
> > >@@ -302,7 +302,7 @@ static efi_status_t setup_efi_pci(struct boot_params *params)
> > >  		if (status != EFI_SUCCESS)
> > >  			continue;
> > >
> > >-		if (!attributes & EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM)
> > >+		if (!(attributes & EFI_PCI_IO_ATTRIBUTE_EMBEDDED_ROM))
> > >  			continue;
> > >
> > >  		if (!pci->romimage || !pci->romsize)
> > >
> > 
> > What is the baseline for this patch?
> > 
> 
> Sorry, this is a linux-next bug.  Introduced in:
> 
> commit dd5fc854de5fd37adfcef8a366cd21a55aa01d3d
> Author: Matthew Garrett <mjg@xxxxxxxxxx>
> Date:   Wed Dec 5 14:33:26 2012 -0700
> 
>     EFI: Stash ROMs if they're not in the PCI BAR

Thanks Dan, I've picked this up.

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