Fix warning in task info scheme detection.

diff --git a/include/deal.II/matrix_free/matrix_free.templates.h b/include/deal.II/matrix_free/matrix_free.templates.h
index 390f0143c733c4be2450318f276fa5987ed072aa..ff26e4747b49903d6d6d4587e5ef051f3130119e 100644 (file)
--- a/include/deal.II/matrix_free/matrix_free.templates.h
+++ b/include/deal.II/matrix_free/matrix_free.templates.h
@@ -695,7 +695,7 @@ void MatrixFree<dim,Number>::initialize_indices
 
       unsigned int start_nonboundary = numbers::invalid_unsigned_int;
 
-      if (task_info.scheme = internal::MatrixFreeFunctions::TaskInfo::partition_color)
+      if (task_info.scheme == internal::MatrixFreeFunctions::TaskInfo::partition_color)
         {
           // set up partitions. if we just use coloring without partitions, do
           // nothing here, assume all cells to belong to the zero partition (that