From 3492221fcff84291e6b51fb2d9b0bb185a1e5856 Mon Sep 17 00:00:00 2001
From: Liu Changcheng <changcheng.liu@intel.com>
Date: Thu, 6 Apr 2017 11:20:14 +0800
Subject: [PATCH] check send_signal result before further dealing

If send_signal failed, debuggerd_trigger_dump should return
instead of further dealing

Change-Id: I0a1ac4255344d1da7a21917ad559b9de4d5a4fee
Signed-off-by: Liu Changcheng <changcheng.liu@intel.com>
Signed-off-by: Jerry Liu <primerlink@gmail.com>
---
 debuggerd/client/debuggerd_client.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/debuggerd/client/debuggerd_client.cpp b/debuggerd/client/debuggerd_client.cpp
index 3b8485362..2be13c611 100644
--- a/debuggerd/client/debuggerd_client.cpp
+++ b/debuggerd/client/debuggerd_client.cpp
@@ -140,7 +140,9 @@ bool debuggerd_trigger_dump(pid_t pid, unique_fd output_fd, DebuggerdDumpType du
   }
 
   bool backtrace = dump_type == kDebuggerdBacktrace;
-  send_signal(pid, backtrace);
+  if (!send_signal(pid, backtrace)) {
+    return false;
+  }
 
   rc = TEMP_FAILURE_RETRY(recv(set_timeout(sockfd.get()), &response, sizeof(response), MSG_TRUNC));
   if (rc == 0) {