diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index f55c437124a2287e1ae80834af5059c0f3388d38..80c61fdb2720c4b05f86ff7c590cd0af566e2b8d 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -734,7 +734,7 @@ int nfs_updatepage(struct file *file, struct page *page,
 	 */
 	if (nfs_write_pageuptodate(page, inode) &&
 			inode->i_flock == NULL &&
-			!(file->f_mode & O_SYNC)) {
+			!(file->f_flags & O_SYNC)) {
 		count = max(count + offset, nfs_page_length(page));
 		offset = 0;
 	}