[CIFS] fix check for dead tcon in smb_init

This was recently changed to check for need_reconnect, but should
actually be a check for a tidStatus of CifsExiting.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>

2 files changed, 6 insertions, 2 deletions

diff --git a/fs/cifs/CHANGES b/fs/cifs/CHANGES
index 8855331b2fba..e078b7aea143 100644
--- a/fs/cifs/CHANGES
+++ b/fs/cifs/CHANGES
@@ -8,7 +8,11 @@ handling fcntl(F_SETLEASE).  Convert cifs to using blocking tcp
 sends, and also let tcp autotune the socket send and receive buffers.
 This reduces the number of EAGAIN errors returned by TCP/IP in
 high stress workloads (and the number of retries on socket writes
-when sending large SMBWriteX requests).
+when sending large SMBWriteX requests).  Fix case in which a portion of
+data can in some cases not get written to the file on the server before the
+file is closed.  Fix DFS parsing to properly handle path consumed field,
+and to handle certain codepage conversions better.  Fix mount and
+umount race that can cause oops in mount or umount or reconnect.
 
 Version 1.54
 ------------
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index bdda46dd435a..2af8626ced43 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -295,7 +295,7 @@ smb_init(int smb_command, int wct, struct cifsTconInfo *tcon,
 	   check for tcp and smb session status done differently
 	   for those three - in the calling routine */
 	if (tcon) {
-		if (tcon->need_reconnect) {
+		if (tcon->tidStatus == CifsExiting) {
 			/* only tree disconnect, open, and write,
 			  (and ulogoff which does not have tcon)
 			  are allowed as we start force umount */