[PATCH] mm: compaction.c: Propagate return value upstream

From: Aditya Pakki
Date: Wed Dec 26 2018 - 14:09:24 EST


In sysctl_extfrag_handler(), proc_dointvec_minmax() can return an
error. The fix propagates the error upstream in case of failure.

Signed-off-by: Aditya Pakki <pakki001@xxxxxxx>
---
mm/compaction.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/mm/compaction.c b/mm/compaction.c
index 7c607479de4a..5703b4051796 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -1879,9 +1879,8 @@ int sysctl_compaction_handler(struct ctl_table *table, int write,
int sysctl_extfrag_handler(struct ctl_table *table, int write,
void __user *buffer, size_t *length, loff_t *ppos)
{
+ return
proc_dointvec_minmax(table, write, buffer, length, ppos);
-
- return 0;
}

#if defined(CONFIG_SYSFS) && defined(CONFIG_NUMA)
--
2.17.1