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