1 files changed, 3 insertions, 1 deletions
diff --git a/base/threading/platform_thread_posix.cc b/base/threading/platform_thread_posix.cc
index 421830e..5b609c1 100644
--- a/base/threading/platform_thread_posix.cc
+++ b/base/threading/platform_thread_posix.cc
@@ -116,13 +116,15 @@ bool CreateThread(size_t stack_size, bool joinable,
   params.priority = priority;
   params.handle = thread_handle;
 
-  pthread_t handle = 0;
+  pthread_t handle;
   int err = pthread_create(&handle,
                            &attributes,
                            ThreadFunc,
                            &params);
   success = !err;
   if (!success) {
+    // Value of |handle| is undefined if pthread_create fails.
+    handle = 0;
     errno = err;
     PLOG(ERROR) << "pthread_create";
   }