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Subject[PATCH 10/12] s390: convert cpu notifier to return encapsulate errno value
Date
By the previous modification, the cpu notifier can return encapsulate
errno value. This converts the cpu notifiers for s390.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: linux390@de.ibm.com
Cc: linux-s390@vger.kernel.org
---
arch/s390/kernel/smp.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 29f65bc..5c5ba7b 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -943,21 +943,21 @@ static int __cpuinit smp_cpu_notify(struct notifier_block *self,
struct cpu *c = &per_cpu(cpu_devices, cpu);
struct sys_device *s = &c->sysdev;
struct s390_idle_data *idle;
+ int err = 0;

switch (action) {
case CPU_ONLINE:
case CPU_ONLINE_FROZEN:
idle = &per_cpu(s390_idle, cpu);
memset(idle, 0, sizeof(struct s390_idle_data));
- if (sysfs_create_group(&s->kobj, &cpu_online_attr_group))
- return NOTIFY_BAD;
+ err = sysfs_create_group(&s->kobj, &cpu_online_attr_group);
break;
case CPU_DEAD:
case CPU_DEAD_FROZEN:
sysfs_remove_group(&s->kobj, &cpu_online_attr_group);
break;
}
- return NOTIFY_OK;
+ return notifier_from_errno(err);
}

static struct notifier_block __cpuinitdata smp_cpu_nb = {
--
1.6.0.6


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