replication: Set source_binlog_checksum as well (go-mysql-org#1003)

Author: dveeden

replication/binlogsyncer.go

@@ -319,13 +319,9 @@ func (b *BinlogSyncer) registerSlave() error {
 // necessary checksummed.
 // That preference is specified below.
 
-if _, err = b.c.Execute(`SET @master_binlog_checksum='NONE'`); err != nil {
+if _, err = b.c.Execute(`SET @master_binlog_checksum='NONE', @source_binlog_checksum='NONE'`); err != nil {
 return errors.Trace(err)
 }
-
-// if _, err = b.c.Execute(`SET @master_binlog_checksum=@@global.binlog_checksum`); err != nil {
-//	return errors.Trace(err)
-// }
 }
 }