1 files changed, 3 insertions, 2 deletions

diff --git a/mm/mlock.c b/mm/mlock.c
index d843bc9d32dd..206e86b98a03 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -277,7 +277,7 @@ static void __munlock_pagevec(struct pagevec *pvec, struct zone *zone)
 {
         int i;
         int nr = pagevec_count(pvec);
-        int delta_munlocked;
+        int delta_munlocked = -nr;
         struct pagevec pvec_putback;
         int pgrescued = 0;
 
@@ -297,6 +297,8 @@ static void __munlock_pagevec(struct pagevec *pvec, struct zone *zone)
                                 continue;
                         else
                                 __munlock_isolation_failed(page);
+                } else {
+                        delta_munlocked++;
                 }
 
                 /*
@@ -308,7 +310,6 @@ static void __munlock_pagevec(struct pagevec *pvec, struct zone *zone)
                 pagevec_add(&pvec_putback, pvec->pages[i]);
                 pvec->pages[i] = NULL;
         }
-        delta_munlocked = -nr + pagevec_count(&pvec_putback);
         __mod_zone_page_state(zone, NR_MLOCK, delta_munlocked);
         spin_unlock_irq(&zone->lru_lock);