Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6:
  [CIFS] DFS build fixes
  [CIFS] DFS support: provide shrinkable mounts
  [CIFS] Do not log path names in lookup errors
  [CIFS] DFS support patchset: Added mountdata
  [CIFS] Forgot to add two new files from previous commit
  [CIFS] DNS name resolution helper upcall for cifs
  [CIFS] fix checkpatch warnings in fs/cifs/inode.c
  [CIFS] hold ses sem on tcp session reconnect during mount
  [CIFS] Allow setting mode via cifs acl
  [CIFS]  fix unicode string alignment in SPNEGO setup
  [CIFS] cifs_partialpagewrite() cleanup
  [CIFS]  use krb5 session key from first SMB session after a NegProt
  [CIFS] redo existing session setup if needed in cifs_mount
  [CIFS] Only dump SPNEGO key if CONFIG_CIFS_DEBUG2 is set
  [CIFS] fix SetEA failure to some Samba versions

1 files changed, 6 insertions, 4 deletions

diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c
index d0cb469daab7..d2153abcba6d 100644
--- a/fs/cifs/sess.c
+++ b/fs/cifs/sess.c
@@ -528,9 +528,11 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, int first_time,
 			rc = -EOVERFLOW;
 			goto ssetup_exit;
 		}
-		ses->server->mac_signing_key.len = msg->sesskey_len;
-		memcpy(ses->server->mac_signing_key.data.krb5, msg->data,
-			msg->sesskey_len);
+		if (first_time) {
+			ses->server->mac_signing_key.len = msg->sesskey_len;
+			memcpy(ses->server->mac_signing_key.data.krb5,
+				msg->data, msg->sesskey_len);
+		}
 		pSMB->req.hdr.Flags2 |= SMBFLG2_EXT_SEC;
 		capabilities |= CAP_EXTENDED_SECURITY;
 		pSMB->req.Capabilities = cpu_to_le32(capabilities);
@@ -540,7 +542,7 @@ CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, int first_time,
 
 		if (ses->capabilities & CAP_UNICODE) {
 			/* unicode strings must be word aligned */
-			if (iov[0].iov_len % 2) {
+			if ((iov[0].iov_len + iov[1].iov_len) % 2) {
 				*bcc_ptr = 0;
 				bcc_ptr++;
 			}