[PATCH 4.17 37/70] CIFS: 511c54a2f69195b28afb9dd119f03787b1625bb4 adds a check for session expiry

[Greg Kroah-Hartman]

4.17-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Mark Syms <mark.syms@xxxxxxxxxx>

commit d81243c697ffc71f983736e7da2db31a8be0001f upstream.

Handle this additional status in the same way as SESSION_EXPIRED.

Signed-off-by: Mark Syms <mark.syms@xxxxxxxxxx>
Signed-off-by: Steve French <stfrench@xxxxxxxxxxxxx>
CC: Stable <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 fs/cifs/smb2ops.c |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -1277,10 +1277,11 @@ smb2_is_session_expired(char *buf)
 {
 	struct smb2_sync_hdr *shdr = get_sync_hdr(buf);
 
-	if (shdr->Status != STATUS_NETWORK_SESSION_EXPIRED)
+	if (shdr->Status != STATUS_NETWORK_SESSION_EXPIRED &&
+	    shdr->Status != STATUS_USER_SESSION_DELETED)
 		return false;
 
-	cifs_dbg(FYI, "Session expired\n");
+	cifs_dbg(FYI, "Session expired or deleted\n");
 	return true;
 }