attempt to fix sporadic windows c-ares crash (#25726)

4 years ago · 3d0990f029
parent df73c74f99
commit 3d0990f029
1 changed files with 2 additions and 0 deletions
--- a/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_ev_driver_windows.cc
+++ b/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_ev_driver_windows.cc
@ -362,6 +362,8 @@ class GrpcPolledFdWindows {
    DWORD bytes_sent = 0;
    int wsa_error_code = 0;
    if (SendWriteBuf(&bytes_sent, nullptr, &wsa_error_code) != 0) {
      grpc_slice_unref_internal(write_buf_);
      write_buf_ = grpc_empty_slice();
      wsa_error_ctx->SetWSAError(wsa_error_code);
      char* msg = gpr_format_message(wsa_error_code);
      GRPC_CARES_TRACE_LOG(