[VNET]Fixing nexthop group delete during route change (sonic-net#2198)

dgsudharsan · web-flow · commit c1d47e6f9710 · 2022-03-29T13:03:37.000-07:00
*[Overlay ECMP] Fix for VNET with nexthop group is replaced with a single nexthop
diff --git a/orchagent/vnetorch.cpp b/orchagent/vnetorch.cpp
@@ -949,7 +949,7 @@ bool VNetRouteOrch::doRouteTask<VNetVrfObject>(const string& vnet, IpPrefix& ipP
             NextHopGroupKey nhg = it_route->second;
             if(--syncd_nexthop_groups_[vnet][nhg].ref_count == 0)
             {
-                if (nexthops.getSize() > 1)
+                if (nhg.getSize() > 1)
                 {
                     removeNextHopGroup(vnet, nhg, vrf_obj);
                 }

Original file line number	Diff line number	Diff line change
`@@ -949,7 +949,7 @@ bool VNetRouteOrch::doRouteTask<VNetVrfObject>(const string& vnet, IpPrefix& ipP`
`949`	`949`	`NextHopGroupKey nhg = it_route->second;`
`950`	`950`	`if(--syncd_nexthop_groups_[vnet][nhg].ref_count == 0)`
`951`	`951`	`{`
`952`		`- if (nexthops.getSize() > 1)`
	`952`	`+ if (nhg.getSize() > 1)`
`953`	`953`	`{`
`954`	`954`	`removeNextHopGroup(vnet, nhg, vrf_obj);`
`955`	`955`	`}`