refs #5507 create mutexes that are cleared before calling init

git-svn-id: file:///svn/toku/tokudb@48027 c7de825b-a66e-492c-adef-691d508d4ae1

ft/logger.cc

@@ -69,7 +69,7 @@ static bool is_a_logfile (const char *name, long long *number_result) {
 
 
 int toku_logger_create (TOKULOGGER *resultp) {
-    TOKULOGGER MALLOC(result);
+    TOKULOGGER CALLOC(result);
     if (result==0) return get_error_errno();
     result->is_open=false;
     result->is_panicked=false;

src/tests/threaded_stress_test_helpers.h

@@ -1369,7 +1369,7 @@ static int run_workers(
 {
     int r;
     const struct perf_formatter *perf_formatter = &perf_formatters[cli_args->perf_output_format];
-    toku_mutex_t mutex;
+    toku_mutex_t mutex = ZERO_MUTEX_INITIALIZER;
     toku_mutex_init(&mutex, NULL);
     struct rwlock rwlock;
     rwlock_init(&rwlock);