get_work_gcwq() was incorrectly triggering BUG_ON() if cpu number is
equal to or higher than num_possible_cpus() instead of nr_cpu_ids.
Fix it.

Signed-off-by: Tejun Heo <tj@kernel.org>
---
 kernel/workqueue.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index b59c946..0c485a5 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -445,7 +445,7 @@ static struct global_cwq *get_work_gcwq(struct work_struct *work)
 	if (cpu == NR_CPUS)
 		return NULL;

-	BUG_ON(cpu >= num_possible_cpus());
+	BUG_ON(cpu >= nr_cpu_ids);
 	return get_gcwq(cpu);
 }

-- 
1.6.4.2

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