table: fix Clone() to inherite the attribute hash value

CreateUpdateMsgFromPaths() assumes that a path has a proper hash
value. If a path doesn't, the function takes too long.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>

1 files changed, 1 insertions, 0 deletions

diff --git a/table/path.go b/table/path.go
index e22f5780..eaa49bca 100644
--- a/table/path.go
+++ b/table/path.go
@@ -333,6 +333,7 @@ func (path *Path) Clone(isWithdraw bool) *Path {
 		parent:           path,
 		IsWithdraw:       isWithdraw,
 		IsNexthopInvalid: path.IsNexthopInvalid,
+		attrsHash:        path.attrsHash,
 	}
 }