X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_geneve.py;h=4d6e3f5932af6e81d1e56ee9769f23bd9795ae7e;hb=c599c6f001bc28e1023fb5e74a27db37b1aae847;hp=ebe95a0f1a0f44af01a4031521db2b14ed7f29e1;hpb=6459315569f49bcc2b3572f169192ded7323598f;p=vpp.git

diff --git a/test/test_geneve.py b/test/test_geneve.py
index ebe95a0f1a0..4d6e3f5932a 100644
--- a/test/test_geneve.py
+++ b/test/test_geneve.py
@@ -113,7 +113,7 @@ class TestGeneve(BridgeDomain, VppTestCase):
                 remote_address=cls.mcast_ip4n, mcast_sw_if_index=1,
                 is_add=is_add, vni=vni)
             if r.sw_if_index == 0xffffffff:
-                raise "bad sw_if_index"
+                raise ValueError("bad sw_if_index: ~0")
 
     @classmethod
     def add_shared_mcast_dst_load(cls):