diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 453cafecf5cc..7a2720517bbb 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -427,6 +427,10 @@ restart:
 	 */
 	if (*ilock_shared && (!IS_NOSEC(inode) || *extend ||
 	     !ext4_overwrite_io(inode, offset, count))) {
+		if (iocb->ki_flags & IOCB_NOWAIT) {
+			ret = -EAGAIN;
+			goto out;
+		}
 		inode_unlock_shared(inode);
 		*ilock_shared = false;
 		inode_lock(inode);