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-rw-r--r--fs/cifs/connect.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 560b335fa752..b68c5b9ffbea 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -882,7 +882,11 @@ cifs_demultiplex_thread(void *p)
length = cifs_read_from_socket(server, buf, pdu_length);
if (length < 0)
continue;
- server->total_read = length;
+
+ if (server->vals->header_preamble_size == 0)
+ server->total_read = 0;
+ else
+ server->total_read = length;
/*
* The right amount was read from socket - 4 bytes,