Fix compile warning in slab.c

diff --git a/mm/slab.c b/mm/slab.c
index e6434da2b762712c3a36cdbe6699e6766b6cd22b..1637671ed30aba5da02678c7633c2ea98e67f543 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2058,6 +2058,7 @@ next_unlock:
 next_irqon:
                local_irq_enable();
 next:
+               ;
        }
        check_irq_on();
        up(&cache_chain_sem);