Re: [PATCH v2 5/6] openrisc: signal: Fix sparse address space warnings

From: Luc Van Oostenryck
Date: Thu Aug 06 2020 - 15:04:55 EST


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.

-- Luc