Re: [PATCH 2/3] sched: trivial sparse warning in sched.c

[Peter Zijlstra <a.p.zijlstra@chello.nl>]

On Fri, 2008-02-15 at 09:56 -0800, Harvey Harrison wrote:
> kernel/sched.c:3680:3: warning: returning void-valued expression

I'm wondering,... why is this wrong?

> Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
> ---
>  kernel/sched.c |    6 ++++--
>  1 files changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/kernel/sched.c b/kernel/sched.c
> index f28f19e..824d5a9 100644
> --- a/kernel/sched.c
> +++ b/kernel/sched.c
> @@ -3676,8 +3676,10 @@ void account_system_time(struct task_struct *p, int hardirq_offset,
>  	struct rq *rq = this_rq();
>  	cputime64_t tmp;
>  
> -	if ((p->flags & PF_VCPU) && (irq_count() - hardirq_offset == 0))
> -		return account_guest_time(p, cputime);
> +	if ((p->flags & PF_VCPU) && (irq_count() - hardirq_offset == 0)) {
> +		account_guest_time(p, cputime);
> +		return;
> +	}
>  
>  	p->stime = cputime_add(p->stime, cputime);
>