From 1eefca281ee837d183e49951ae29683d8665129a Mon Sep 17 00:00:00 2001
From: Mark Salyzyn <salyzyn@google.com>
Date: Thu, 1 Sep 2016 07:28:44 -0700
Subject: [PATCH] logd: crash in prune mLastWorstPidOfSystem

mLastWorstPidOfSystem is supposed to be indexed by element->getPid()

Bug: 31237377
Bug: 30797725
Bug: 30688716
Change-Id: I81a55e92f175ded1c571a0aa8836736d86b36b1d
---
 logd/LogBuffer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/logd/LogBuffer.cpp b/logd/LogBuffer.cpp
index fa957332d..0b195a6f5 100644
--- a/logd/LogBuffer.cpp
+++ b/logd/LogBuffer.cpp
@@ -678,7 +678,7 @@ bool LogBuffer::prune(log_id_t id, unsigned long pruneRows, uid_t caller_uid) {
                         && ((!gc && (element->getPid() == worstPid))
                            || (mLastWorstPidOfSystem[id].find(element->getPid())
                                 == mLastWorstPidOfSystem[id].end()))) {
-                    mLastWorstPidOfSystem[id][key] = it;
+                    mLastWorstPidOfSystem[id][element->getPid()] = it;
                 }
                 if ((!gc && !worstPid && (key == worst))
                         || (mLastWorst[id].find(key) == mLastWorst[id].end())) {