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-rw-r--r--mm/compaction.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/compaction.c b/mm/compaction.c
index dcb058bd76c4..38ce48805c08 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -494,12 +494,13 @@ static int compact_zone(struct zone *zone, struct compact_control *cc)
494 494
495 while ((ret = compact_finished(zone, cc)) == COMPACT_CONTINUE) { 495 while ((ret = compact_finished(zone, cc)) == COMPACT_CONTINUE) {
496 unsigned long nr_migrate, nr_remaining; 496 unsigned long nr_migrate, nr_remaining;
497 int err;
497 498
498 if (!isolate_migratepages(zone, cc)) 499 if (!isolate_migratepages(zone, cc))
499 continue; 500 continue;
500 501
501 nr_migrate = cc->nr_migratepages; 502 nr_migrate = cc->nr_migratepages;
502 migrate_pages(&cc->migratepages, compaction_alloc, 503 err = migrate_pages(&cc->migratepages, compaction_alloc,
503 (unsigned long)cc, false, 504 (unsigned long)cc, false,
504 cc->sync); 505 cc->sync);
505 update_nr_listpages(cc); 506 update_nr_listpages(cc);
@@ -513,7 +514,7 @@ static int compact_zone(struct zone *zone, struct compact_control *cc)
513 nr_remaining); 514 nr_remaining);
514 515
515 /* Release LRU pages not migrated */ 516 /* Release LRU pages not migrated */
516 if (!list_empty(&cc->migratepages)) { 517 if (err) {
517 putback_lru_pages(&cc->migratepages); 518 putback_lru_pages(&cc->migratepages);
518 cc->nr_migratepages = 0; 519 cc->nr_migratepages = 0;
519 } 520 }