backend: fix comment for bucketBuffer.merge()
@@ -162,7 +162,7 @@ func (bb *bucketBuffer) add(k, v []byte) {
}
}
-// merge merges data from bb into bbsrc.
+// merge merges data from bbsrc into bb.
func (bb *bucketBuffer) merge(bbsrc *bucketBuffer) {
for i := 0; i < bbsrc.used; i++ {
bb.add(bbsrc.buf[i].key, bbsrc.buf[i].val)
