blob: c3a9cd0e8ca0c79000134ce7da459cbea4117dd3 (
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--- e4rat-0.2.4_pre20141201/src/e4rat-collect.cc.orig 2014-11-24 12:12:12.000000000 +0300
+++ e4rat-0.2.4_pre20141201/src/e4rat-collect.cc 2017-02-12 02:16:25.151757182 +0300
@@ -32,6 +32,7 @@
#include <fcntl.h>
#include <fstream>
#include <signal.h>
+#include <cstring>
/* EXT2_SUPER_MAGIC */
#include <ext2fs/ext2_fs.h>
@@ -361,7 +362,9 @@
{
create_pid_late = true;
- outPath = Config::get<std::string>("startup_log_file").c_str();
+ // It is unsafe to use Config::get<T>(arg)c_str() pointer
+ // directly, since it may be overwritten by later get calls.
+ outPath = strdup(Config::get<std::string>("startup_log_file").c_str());
verbose = 0;
}
else
--- e4rat-0.2.4_pre20141201/src/e4rat-preload.cc.orig 2014-11-24 12:12:12.000000000 +0300
+++ e4rat-0.2.4_pre20141201/src/e4rat-preload.cc 2017-02-12 02:16:38.425552630 +0300
@@ -25,6 +25,7 @@
#include <iostream>
#include <fstream>
+#include <cstring>
#include <sys/types.h>
#include <sys/stat.h>
@@ -227,7 +228,8 @@
try {
if(getpid() == 1)
{
- const char* logfile = Config::get<std::string>("startup_log_file").c_str();
+ // pointer may change, string must be copied
+ const char* logfile = strdup(Config::get<std::string>("startup_log_file").c_str());
notice("Open %s ... ", logfile);
FILE* infile = fopen(logfile, "r");
if(!infile)
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