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Date: Sun, 9 Aug 2020 07:48:22 +0900
From: Stafford Horne <shorne@...il.com>
To: Luc Van Oostenryck <luc.vanoostenryck@...il.com>
Cc: LKML <linux-kernel@...r.kernel.org>,
Jonas Bonn <jonas@...thpole.se>,
Stefan Kristiansson <stefan.kristiansson@...nalahti.fi>,
openrisc@...ts.librecores.org
Subject: Re: [PATCH v2 5/6] openrisc: signal: Fix sparse address space
warnings
On Thu, Aug 06, 2020 at 09:04:49PM +0200, Luc Van Oostenryck wrote:
> On Thu, Aug 06, 2020 at 06:07:24AM +0900, Stafford Horne wrote:
> > ---
> > arch/openrisc/kernel/signal.c | 14 +++++++-------
> > 1 file changed, 7 insertions(+), 7 deletions(-)
> >
> > diff --git a/arch/openrisc/kernel/signal.c b/arch/openrisc/kernel/signal.c
> > index 4f0754874d78..7ce0728412f6 100644
> > --- a/arch/openrisc/kernel/signal.c
> > +++ b/arch/openrisc/kernel/signal.c
> > @@ -76,7 +76,7 @@ asmlinkage long _sys_rt_sigreturn(struct pt_regs *regs)
> > * then frame should be dword aligned here. If it's
> > * not, then the user is trying to mess with us.
> > */
> > - if (((long)frame) & 3)
> > + if (((__force unsigned long)frame) & 3)
> > goto badframe;
>
> Same as patch 6, the __force is not needed.
Thanks, I thought this was complaining before, I tested now and there is no
problem so I must have been mixed up with something else.
-Stafford
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