[PATCH 4.16 33/64] CIFS: 511c54a2f69195b28afb9dd119f03787b1625bb4 adds a check for session expiry

Greg Kroah-Hartman
2018-06-24T15:37:50Z

From: Mark Syms <mark.syms@citrix.com>

commit d81243c697ffc71f983736e7da2db31a8be0001f upstream.

Handle this additional status in the same way as SESSION_EXPIRED.

Signed-off-by: Mark Syms <mark.syms@citrix.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
CC: Stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
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;
}