diff --git a/Eigen/src/Core/products/GeneralMatrixMatrix.h b/Eigen/src/Core/products/GeneralMatrixMatrix.h
index ca3d1d200..6f7dee743 100644
--- a/Eigen/src/Core/products/GeneralMatrixMatrix.h
+++ b/Eigen/src/Core/products/GeneralMatrixMatrix.h
@@ -87,6 +87,7 @@ static void run(int rows, int cols, int depth,
   ei_gemm_pack_lhs<Scalar, Blocking::mr, LhsStorageOrder> pack_lhs;
   ei_gebp_kernel<Scalar, Blocking::mr, Blocking::nr, ei_conj_helper<ConjugateLhs,ConjugateRhs> > gebp;
 
+  #ifdef EIGEN_HAS_OPENMP
   if(info)
   {
     // this is the parallel version!
@@ -145,6 +146,7 @@ static void run(int rows, int cols, int depth,
     ei_aligned_stack_delete(Scalar, w, sizeW);
   }
   else
+  #endif
   {
     // this is the sequential version!
     Scalar* blockA = ei_aligned_stack_new(Scalar, kc*mc);
diff --git a/Eigen/src/Core/products/Parallelizer.h b/Eigen/src/Core/products/Parallelizer.h
index e7a940992..ad998572b 100644
--- a/Eigen/src/Core/products/Parallelizer.h
+++ b/Eigen/src/Core/products/Parallelizer.h
@@ -101,7 +101,7 @@ template<bool Parallelize,typename Functor>
 void ei_run_parallel_gemm(const Functor& func, int rows, int cols)
 {
 #ifndef EIGEN_HAS_OPENMP
-  func(0,size1, 0,size2);
+  func(0,rows, 0,cols);
 #else
 
   int threads = omp_get_max_threads();