diff --git a/fs/smb/server/vfs.c b/fs/smb/server/vfs.c
index 8554aa5a1059..391d07da586c 100644
--- a/fs/smb/server/vfs.c
+++ b/fs/smb/server/vfs.c
@@ -479,7 +479,8 @@ int ksmbd_vfs_write(struct ksmbd_work *work, struct ksmbd_file *fp,
 	int err = 0;
 
 	if (work->conn->connection_type) {
-		if (!(fp->daccess & (FILE_WRITE_DATA_LE | FILE_APPEND_DATA_LE))) {
+		if (!(fp->daccess & (FILE_WRITE_DATA_LE | FILE_APPEND_DATA_LE)) ||
+		    S_ISDIR(file_inode(fp->filp)->i_mode)) {
 			pr_err("no right to write(%pD)\n", fp->filp);
 			err = -EACCES;
 			goto out;