Fix typo in Parallelizer.h

Eigen/src/Core/products/Parallelizer.h

diff --git a/Eigen/src/Core/products/Parallelizer.h b/Eigen/src/Core/products/Parallelizer.h
index 7dc92aa..68ae78a 100644
--- a/Eigen/src/Core/products/Parallelizer.h
+++ b/Eigen/src/Core/products/Parallelizer.h
@@ -150,7 +150,7 @@
     m_maxThreads = (*v == 0 ? pool_threads : numext::mini(pool_threads, *v));
 #endif
   } else if (action == GetAction) {
-    eigen_internal_assert(*v != nullptr);
+    eigen_internal_assert(v != nullptr);
     *v = m_maxThreads;
   } else {
     eigen_internal_assert(false);