From: Sage Weil <sage@redhat.com>
Date: Thu, 7 Feb 2019 15:47:54 +0000 (-0600)
Subject: msg/async/ProtocolV2: reject peer_addrs of -
X-Git-Tag: v14.1.0~183^2~1
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=43b8a77ca44d511ecd43cafb09cdbdb1975c9b62;p=ceph.git

msg/async/ProtocolV2: reject peer_addrs of -

This shouldn't happen and isn't valid.

Signed-off-by: Sage Weil <sage@redhat.com>
---

diff --git a/src/msg/async/ProtocolV2.cc b/src/msg/async/ProtocolV2.cc
index 890e7bc980ad..8f2c5c787b8c 100644
--- a/src/msg/async/ProtocolV2.cc
+++ b/src/msg/async/ProtocolV2.cc
@@ -2518,7 +2518,8 @@ CtPtr ProtocolV2::handle_client_ident(char *payload, uint32_t length) {
                 << client_ident.supported_features()
                 << " features_required=" << client_ident.required_features()
                 << " flags=" << client_ident.flags() << std::dec << dendl;
-  if (client_ident.addrs().empty()) {
+  if (client_ident.addrs().empty() ||
+      client_ident.addrs().front() == entity_addr_t()) {
     return _fault();  // a v2 peer should never do this
   }