Empty messages with the compression bit set should be accepted

2015-08-18 08:42:39 +02:00 · 2015-08-18 08:42:39 +02:00 · 6a36ec63d7
parent 9c8b907ff1
commit 6a36ec63d7
1 changed files with 1 additions and 1 deletions
--- a/protocol.go
+++ b/protocol.go
@ -412,7 +412,7 @@ func (c *rawConnection) readMessage() (hdr header, msg encodable, err error) {
 	}

 	msgBuf := c.rdbuf0
-	if hdr.compression {
+	if hdr.compression && msglen > 0 {
 		c.rdbuf1 = c.rdbuf1[:cap(c.rdbuf1)]
 		c.rdbuf1, err = lz4.Decode(c.rdbuf1, c.rdbuf0)
 		if err != nil {