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-rw-r--r--kernel/futex.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/futex.c b/kernel/futex.c
index 794c862125f..0672ff88f15 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -247,6 +247,7 @@ again:
if (err < 0)
return err;
+ page = compound_head(page);
lock_page(page);
if (!page->mapping) {
unlock_page(page);