ovn-controller: Fix a case wherein tag can be zero.

If the ovn-nb DB's logical_port table is populated such that tag is zero, we should not consider that record. Signed-off-by: Gurucharan Shetty <[email protected]> Acked-by: Russell Bryant <[email protected]>
yunzhonghe71 · Sep 29, 2015 · 3069cbe · 3069cbe
1 parent 1e20424
commit 3069cbe
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/ovn/controller/physical.c b/ovn/controller/physical.c
@@ -253,9 +253,12 @@ physical_run(struct controller_ctx *ctx, enum mf_field_id mff_ovn_geneve,
             }
             ofport = u16_to_ofp(simap_get(&localnet_to_ofport, network));
         } else if (binding->parent_port) {
+            if (!binding->tag || !*binding->tag) {
+                continue;
+            }
             ofport = u16_to_ofp(simap_get(&localvif_to_ofport,
                                           binding->parent_port));
-            if (ofport && binding->tag) {
+            if (ofport) {
                 tag = *binding->tag;
             }
         } else {