am cf675303: am 8df2c424: Merge "Fix a multithreading bug in libagl\'s EGL." into honeycomb

* commit 'cf675303927d8008c5952759d534dcc6c0ca3d4a':
  Fix a multithreading bug in libagl's EGL.

opengl/libagl/egl.cpp

@@ -82,6 +82,11 @@ static GLint getError() {
     if (ggl_unlikely(gEGLErrorKey == -1))
         return EGL_SUCCESS;
     GLint error = (GLint)pthread_getspecific(gEGLErrorKey);
+    if (error == 0) {
+        // The TLS key has been created by another thread, but the value for
+        // this thread has not been initialized.
+        return EGL_SUCCESS;
+    }
     pthread_setspecific(gEGLErrorKey, (void*)EGL_SUCCESS);
     return error;
 }