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-rw-r--r--mm/hugetlb.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index b8ce6f450956..cd65cb19c941 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -2791,6 +2791,7 @@ int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma,
2791 * so no worry about deadlock. 2791 * so no worry about deadlock.
2792 */ 2792 */
2793 page = pte_page(entry); 2793 page = pte_page(entry);
2794 get_page(page);
2794 if (page != pagecache_page) 2795 if (page != pagecache_page)
2795 lock_page(page); 2796 lock_page(page);
2796 2797
@@ -2822,6 +2823,7 @@ out_page_table_lock:
2822 } 2823 }
2823 if (page != pagecache_page) 2824 if (page != pagecache_page)
2824 unlock_page(page); 2825 unlock_page(page);
2826 put_page(page);
2825 2827
2826out_mutex: 2828out_mutex:
2827 mutex_unlock(&hugetlb_instantiation_mutex); 2829 mutex_unlock(&hugetlb_instantiation_mutex);