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-rw-r--r--fs/cifs/smb2misc.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c
index 303d4592ebe7..db0453660ff6 100644
--- a/fs/cifs/smb2misc.c
+++ b/fs/cifs/smb2misc.c
@@ -238,6 +238,13 @@ smb2_check_message(char *buf, unsigned int len, struct TCP_Server_Info *srvr)
return 0;
/*
+ * Some windows servers (win2016) will pad also the final
+ * PDU in a compound to 8 bytes.
+ */
+ if (((clc_len + 7) & ~7) == len)
+ return 0;
+
+ /*
* MacOS server pads after SMB2.1 write response with 3 bytes
* of junk. Other servers match RFC1001 len to actual
* SMB2/SMB3 frame length (header + smb2 response specific data)