Fix a unary call bug

6 years ago · 03abfea1e1
parent 0d9ae65c70
commit 03abfea1e1
1 changed files with 3 additions and 0 deletions
--- a/src/objective-c/GRPCClient/GRPCCall.m
+++ b/src/objective-c/GRPCClient/GRPCCall.m
@ -771,6 +771,9 @@ const char *kCFStreamVarName = "grpc_cfstream";
  @synchronized(self) {
    _pendingReceiveNextMessages += numberOfMessages;

+    if (_state != GRXWriterStateStarted || !_callOptions.enableFlowControl) {
+      return;
+    }
    [self maybeStartNextRead];
  }
 }