Fix ASAN

1 files changed, 3 insertions, 0 deletions

diff --git a/src/core/ext/filters/client_channel/subchannel.cc b/src/core/ext/filters/client_channel/subchannel.cc
index 0e349da3e2..86026b70a5 100644
--- a/src/core/ext/filters/client_channel/subchannel.cc
+++ b/src/core/ext/filters/client_channel/subchannel.cc
@@ -181,6 +181,9 @@ static void connection_destroy(void* arg, grpc_error* error) {
 
 static void subchannel_destroy(void* arg, grpc_error* error) {
   grpc_subchannel* c = static_cast<grpc_subchannel*>(arg);
+  if (c->channelz_subchannel != nullptr) {
+    c->channelz_subchannel.reset();
+  }
   gpr_free((void*)c->filters);
   grpc_channel_args_destroy(c->args);
   grpc_connectivity_state_destroy(&c->state_tracker);