Ignore SIGPIPE when dumping stats from SystemSuspend am: ce3c6a66c4android-11.0.0_r16android11-d1-b-release

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/hardware/interfaces/+/12150185

Change-Id: Ia18f6a1b64bada13b9d1b092557f644b78ff0616

1 files changed, 7 insertions, 0 deletions

diff --git a/suspend/1.0/default/SuspendControlService.cpp b/suspend/1.0/default/SuspendControlService.cpp
index 2a4748b7..671f3dd8 100644
--- a/suspend/1.0/default/SuspendControlService.cpp
+++ b/suspend/1.0/default/SuspendControlService.cpp
@@ -18,6 +18,7 @@
 
 #include <android-base/logging.h>
 #include <android-base/stringprintf.h>
+#include <signal.h>
 
 #include "SystemSuspend.h"
 
@@ -29,6 +30,10 @@ namespace system {
 namespace suspend {
 namespace V1_0 {
 
+static void register_sig_handler() {
+    signal(SIGPIPE, SIG_IGN);
+}
+
 template <typename T>
 binder::Status retOk(const T& value, T* ret_val) {
     *ret_val = value;
@@ -113,6 +118,8 @@ static std::string dumpUsage() {
 }
 
 status_t SuspendControlService::dump(int fd, const Vector<String16>& args) {
+    register_sig_handler();
+
     const auto suspendService = mSuspend.promote();
     if (!suspendService) {
         return DEAD_OBJECT;