servicemanager: hard failure for missing context

Bug: 152636392
Test: boot
Change-Id: I9940bde64547e3e28fc3eabf33cb8c2ef983dc56
diff --git a/cmds/servicemanager/Access.cpp b/cmds/servicemanager/Access.cpp
index b7e520f..1bbde23 100644
--- a/cmds/servicemanager/Access.cpp
+++ b/cmds/servicemanager/Access.cpp
@@ -31,7 +31,7 @@
 #endif
 
 static std::string getPidcon(pid_t pid) {
-    android_errorWriteLog(0x534e4554, "121035042");
+    if (pid != getpid()) return "";
 
     char* lookup = nullptr;
     if (getpidcon(pid, &lookup) < 0) {