Fix handling of zero cache_peers (#1499)

The bug was introduced in recent commit 2e24d0b.

diff --git a/src/neighbors.cc b/src/neighbors.cc
index 3cf963b7f41f6085624f8356abaa45b752d24964..4b2a8bda3a0c2e3d3709405129a33076deb0de72 100644 (file)
--- a/src/neighbors.cc
+++ b/src/neighbors.cc
@@ -1502,8 +1502,10 @@ dump_peers(StoreEntry *sentry, CachePeers *peers)
     char ntoabuf[MAX_IPSTRLEN];
     int i;
 
-    if (peers == nullptr)
+    if (!peers) {
         storeAppendPrintf(sentry, "There are no neighbors installed.\n");
+        return;
+    }
 
     for (const auto &peer: *peers) {
         const auto e = peer.get();