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-rw-r--r--mm/swapfile.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/swapfile.c b/mm/swapfile.c
index a134d1e86795..cc2cf04d9018 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -85,7 +85,7 @@ PLIST_HEAD(swap_active_head);
* is held and the locking order requires swap_lock to be taken
* before any swap_info_struct->lock.
*/
-struct plist_head *swap_avail_heads;
+static struct plist_head *swap_avail_heads;
static DEFINE_SPINLOCK(swap_avail_lock);
struct swap_info_struct *swap_info[MAX_SWAPFILES];