CIFS: session servername can't be null

remove impossible check

Pointed out by Coverity (CID 115422)

Signed-off-by: Steve French <smfrench@gmail.com>
Reviewed-by: Jeff Layton <jlayton@samba.org>

diff --git a/fs/cifs/cifsencrypt.c b/fs/cifs/cifsencrypt.c
index 4ac7445..aa0dc25 100644 (file)
--- a/fs/cifs/cifsencrypt.c
+++ b/fs/cifs/cifsencrypt.c
@@ -1,6 +1,9 @@
 /*
  *   fs/cifs/cifsencrypt.c
  *
+ *   Encryption and hashing operations relating to NTLM, NTLMv2.  See MS-NLMP
+ *   for more detailed information
+ *
  *   Copyright (C) International Business Machines  Corp., 2005,2013
  *   Author(s): Steve French (sfrench@us.ibm.com)
  *
@@ -515,7 +518,8 @@ static int calc_ntlmv2_hash(struct cifs_ses *ses, char *ntlmv2_hash,
                                 __func__);
                        return rc;
                }
-       } else if (ses->serverName) {
+       } else {
+               /* We use ses->serverName if no domain name available */
                len = strlen(ses->serverName);
 
                server = kmalloc(2 + (len * 2), GFP_KERNEL);