Re: [PATCH] rio: typo in bitwise AND expression.

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Applied to 2.4, thanks Patrick.

On Thu, Nov 23, 2006 at 03:11:06PM +0100, Patrick vd Lageweg wrote:
> On Wed, Nov 22, 2006 at 11:58:56PM +0100, Willy Tarreau wrote:
> 
> Seems ok.
> 
> Signed-off-by: Patrick vd Lageweg <[email protected]>
> 
> 	Patrick
> 
> > Hi Rogier,
> > 
> > here's a patch to fix a typo in rio_linux which affects both
> > kernel 2.4 and 2.6. It's not big deal it seems as it only
> > affects the irq-less path.
> > 
> > I found this one like that :
> > 
> >  $ grep -r '[^&]&[^&]*![^=]' drivers/char/
> > 
> > I'm sure others will find more efficient rules to catch such
> > errors.
> > 
> > Regards,
> > Willy
> > 
> > From 4fb85842b76ad28893ea2aeaeb6dbc4e3f5a2dee Mon Sep 17 00:00:00 2001
> > From: Willy Tarreau <[email protected]>
> > Date: Wed, 22 Nov 2006 23:54:48 +0100
> > Subject: [PATCH] rio: typo in bitwise AND expression.
> > 
> > The line :
> > 
> >     hp->Mode &= !RIO_PCI_INT_ENABLE;
> > 
> > is obviously wrong as RIO_PCI_INT_ENABLE=0x04 and is used as a bitmask
> > 2 lines before. Getting no IRQ would not disable RIO_PCI_INT_ENABLE
> > but rather RIO_PCI_BOOT_FROM_RAM which equals 0x01.
> > 
> > Obvious fix is to change ! for ~.
> > 
> > Signed-off-by: Willy Tarreau <[email protected]>
> > ---
> >  drivers/char/rio/rio_linux.c |    2 +-
> >  1 files changed, 1 insertions(+), 1 deletions(-)
> > 
> > diff --git a/drivers/char/rio/rio_linux.c b/drivers/char/rio/rio_linux.c
> > index 7ac68cb..3228fad 100644
> > --- a/drivers/char/rio/rio_linux.c
> > +++ b/drivers/char/rio/rio_linux.c
> > @@ -1143,7 +1143,7 @@ #endif				/* PCI */
> >  				rio_dprintk(RIO_DEBUG_INIT, "Enabling interrupts on rio card.\n");
> >  				hp->Mode |= RIO_PCI_INT_ENABLE;
> >  			} else
> > -				hp->Mode &= !RIO_PCI_INT_ENABLE;
> > +				hp->Mode &= ~RIO_PCI_INT_ENABLE;
> >  			rio_dprintk(RIO_DEBUG_INIT, "New Mode: %x\n", hp->Mode);
> >  			rio_start_card_running(hp);
> >  		}
> > -- 
> > 1.4.2.4
> > 
> > -
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