y4m_test: fix segfault if test files are missing

Change-Id: I7a04beb83095e5c0821048909f81f45be8b5eee3

diff --git a/test/y4m_test.cc b/test/y4m_test.cc
index c996655df13a33a727098431646db0d12593e9d0..c4755f78decd629898fdc0c96d11a393f660c503 100644 (file)
--- a/test/y4m_test.cc
+++ b/test/y4m_test.cc
@@ -139,7 +139,7 @@ INSTANTIATE_TEST_CASE_P(C, Y4mVideoSourceTest,
 
 class Y4mVideoWriteTest : public Y4mVideoSourceTest {
  protected:
-  Y4mVideoWriteTest() {}
+  Y4mVideoWriteTest() : tmpfile_(NULL) {}
 
   virtual ~Y4mVideoWriteTest() {
     delete tmpfile_;