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Diffstat (limited to 'fs/ecryptfs/mmap.c')
-rw-r--r--fs/ecryptfs/mmap.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ecryptfs/mmap.c b/fs/ecryptfs/mmap.c
index e4ab7bc14efe..fd3f94d4a668 100644
--- a/fs/ecryptfs/mmap.c
+++ b/fs/ecryptfs/mmap.c
@@ -834,7 +834,8 @@ static void ecryptfs_sync_page(struct page *page)
834 ecryptfs_printk(KERN_DEBUG, "find_lock_page failed\n"); 834 ecryptfs_printk(KERN_DEBUG, "find_lock_page failed\n");
835 return; 835 return;
836 } 836 }
837 lower_page->mapping->a_ops->sync_page(lower_page); 837 if (lower_page->mapping->a_ops->sync_page)
838 lower_page->mapping->a_ops->sync_page(lower_page);
838 ecryptfs_printk(KERN_DEBUG, "Unlocking page with index = [0x%.16x]\n", 839 ecryptfs_printk(KERN_DEBUG, "Unlocking page with index = [0x%.16x]\n",
839 lower_page->index); 840 lower_page->index);
840 unlock_page(lower_page); 841 unlock_page(lower_page);