Linux Virtualization - Mar 2009 - [PATCH v2 03/15] NULL noise: arch/x86/xen/smp.c

Fix this sparse warnings:
  arch/x86/xen/smp.c:316:52: warning: Using plain integer as NULL pointer
  arch/x86/xen/smp.c:421:60: warning: Using plain integer as NULL pointer

Signed-off-by: Hannes Eder <hannes at hanneseder.net>
---
v2: other subject, as suggested by Al Viro

 arch/x86/xen/smp.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index 035582a..7a1f00f 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -313,7 +313,7 @@ static int __cpuinit xen_cpu_up(unsigned int cpu)
 	BUG_ON(rc);
 
 	while(per_cpu(cpu_state, cpu) != CPU_ONLINE) {
-		HYPERVISOR_sched_op(SCHEDOP_yield, 0);
+		HYPERVISOR_sched_op(SCHEDOP_yield, NULL);
 		barrier();
 	}
 
@@ -418,7 +418,7 @@ static void xen_smp_send_call_function_ipi(const struct
cpumask *mask)
 	/* Make sure other vcpus get a chance to run if they need to. */
 	for_each_cpu(cpu, mask) {
 		if (xen_vcpu_stolen(cpu)) {
-			HYPERVISOR_sched_op(SCHEDOP_yield, 0);
+			HYPERVISOR_sched_op(SCHEDOP_yield, NULL);
 			break;
 		}
 	}

Hannes Eder wrote:
> Fix this sparse warnings:
>   arch/x86/xen/smp.c:316:52: warning: Using plain integer as NULL pointer
>   arch/x86/xen/smp.c:421:60: warning: Using plain integer as NULL pointer
>
> Signed-off-by: Hannes Eder <hannes at hanneseder.net>
>   
Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge at citrix.com>

    J

On Thu, 5 Mar 2009, Jeremy Fitzhardinge wrote:
> Hannes Eder wrote:
> > Fix this sparse warnings:
> >   arch/x86/xen/smp.c:316:52: warning: Using plain integer as NULL
pointer
> >   arch/x86/xen/smp.c:421:60: warning: Using plain integer as NULL
pointer
> > 
> > Signed-off-by: Hannes Eder <hannes at hanneseder.net>
> >   
> Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge at citrix.com>
Noone seems to have picked this so far, so I have applied it to trivial 
tree. Thanks,

-- 
Jiri Kosina