From ad38c6eddf4f74398d6a025a819d4d28df2b4490 Mon Sep 17 00:00:00 2001
From: "Mark D. Roth" <roth@google.com>
Date: Wed, 17 Jul 2019 11:03:22 -0700
Subject: [PATCH] Fix clang-tidy error.

---
 src/core/ext/filters/client_channel/subchannel.cc | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/core/ext/filters/client_channel/subchannel.cc b/src/core/ext/filters/client_channel/subchannel.cc
index c3521f46cee..5e6cbccd93f 100644
--- a/src/core/ext/filters/client_channel/subchannel.cc
+++ b/src/core/ext/filters/client_channel/subchannel.cc
@@ -140,8 +140,9 @@ RefCountedPtr<SubchannelCall> SubchannelCall::Create(Args args,
   const size_t allocation_size =
       args.connected_subchannel->GetInitialCallSizeEstimate(
           args.parent_data_size);
-  return RefCountedPtr<SubchannelCall>(new (args.arena->Alloc(
-      allocation_size)) SubchannelCall(std::move(args), error));
+  Arena* arena = args.arena;
+  return RefCountedPtr<SubchannelCall>(new (
+      arena->Alloc(allocation_size)) SubchannelCall(std::move(args), error));
 }
 
 SubchannelCall::SubchannelCall(Args args, grpc_error** error)