diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index f55c437..80c61fd 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -734,7 +734,7 @@
 	 */
 	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;
 	}