cifs: fix regression in very old smb1 mounts

commit 2f6f19c upstream.

BZ: 215375

Fixes: 76a3c92 ("cifs: remove support for NTLM and weaker authentication algorithms")
Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

fs/cifs/connect.c

@@ -3921,12 +3921,11 @@ CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
 	pSMB->AndXCommand = 0xFF;
 	pSMB->Flags = cpu_to_le16(TCON_EXTENDED_SECINFO);
 	bcc_ptr = &pSMB->Password[0];
-	if (tcon->pipe || (ses->server->sec_mode & SECMODE_USER)) {
-		pSMB->PasswordLength = cpu_to_le16(1);	/* minimum */
-		*bcc_ptr = 0; /* password is null byte */
-		bcc_ptr++;              /* skip password */
-		/* already aligned so no need to do it below */
-	}
+
+	pSMB->PasswordLength = cpu_to_le16(1);	/* minimum */
+	*bcc_ptr = 0; /* password is null byte */
+	bcc_ptr++;              /* skip password */
+	/* already aligned so no need to do it below */
 
 	if (ses->server->sign)
 		smb_buffer->Flags2 |= SMBFLG2_SECURITY_SIGNATURE;