Fix crash in stats for removed interfaces/nodes

[govpp.git] / core / stats.go

diff --git a/core/stats.go b/core/stats.go
index 4cbd9f2..48b516c 100644 (file)
--- a/core/stats.go
+++ b/core/stats.go
@@ -196,6 +196,9 @@ func (c *StatsConnection) GetNodeStats() (*api.NodeStats, error) {
                        }
                }
                for i, v := range perNode {
+                       if len(nodeStats.Nodes) <= i {
+                               break
+                       }
                        nodeCounters := nodeStats.Nodes[i]
                        fn(&nodeCounters, v)
                        nodeStats.Nodes[i] = nodeCounters
@@ -257,6 +260,9 @@ func (c *StatsConnection) GetInterfaceStats() (*api.InterfaceStats, error) {
                        }
                }
                for i, v := range perIf {
+                       if len(ifStats.Interfaces) <= i {
+                               break
+                       }
                        ifCounters := ifStats.Interfaces[i]
                        fn(&ifCounters, v)
                        ifStats.Interfaces[i] = ifCounters