initialize tls structure to zero

fixes gaasedelen#5 which could cause pintool to crash on the first instruction
piowind · Apr 25, 2021 · 7f97ae8 · 7f97ae8
1 parent 352237b
commit 7f97ae8
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/tracers/pin/pintenet.cpp b/tracers/pin/pintenet.cpp
@@ -126,6 +126,8 @@ static VOID OnThreadStart(THREADID tid, CONTEXT* ctxt, INT32 flags, VOID* v)
     // Create a new 'ThreadData' object and set it on the TLS.
     auto& context = *reinterpret_cast<ToolContext*>(v);
     auto data = new ThreadData;
+    memset(data, 0, sizeof(ThreadData));  
+
     data->m_trace = new ofstream;
     context.setThreadLocalData(tid, data);