[S390] Check the return value of kthread_run().
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/s390mach.c b/drivers/s390/s390mach.c
index 1d08469..442d634 100644
--- a/drivers/s390/s390mach.c
+++ b/drivers/s390/s390mach.c
@@ -525,7 +525,11 @@
static int __init
machine_check_crw_init (void)
{
- kthread_run(s390_collect_crw_info, &m_sem, "kmcheck");
+ struct task_struct *task;
+
+ task = kthread_run(s390_collect_crw_info, &m_sem, "kmcheck");
+ if (IS_ERR(task))
+ return PTR_ERR(task);
ctl_set_bit(14, 28); /* enable channel report MCH */
return 0;
}