Pack 6 lines of code into 2 lines.
Signed-off-by: Lai Jiangshan <la...@cn.fujitsu.com>
---
kernel/srcu.c | 8 ++------
1 files changed, 2 insertions(+), 6 deletions(-)
diff --git a/kernel/srcu.c b/kernel/srcu.c
index 48d0edb..ac08970 100644
--- a/kernel/srcu.c
+++ b/kernel/srcu.c
@@ -278,12 +278,8 @@ static int srcu_readers_active(struct srcu_struct *sp)
*/
void cleanup_srcu_struct(struct srcu_struct *sp)
{
- int sum;
-
- sum = srcu_readers_active(sp);
- WARN_ON(sum); /* Leakage unless caller handles error. */
- if (sum != 0)
- return;
+ if (WARN_ON(srcu_readers_active(sp)))
+ return; /* Leakage unless caller handles error. */
free_percpu(sp->per_cpu_ref);
sp->per_cpu_ref = NULL;
}
--
1.7.4.4
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