diff --git a/libgcc/libgcov.h b/libgcc/libgcov.h
index bc38f4dd80447f09a8b8cb791ed9896313595a85..7c037a978785efddd59edb29415de164100deb5e 100644
--- a/libgcc/libgcov.h
+++ b/libgcc/libgcov.h
@@ -443,7 +443,7 @@ gcov_topn_add_value (gcov_type *counters, gcov_type value, gcov_type count,
   else
     {
       struct gcov_kvp *new_node
-	= (struct gcov_kvp *)xmalloc (sizeof (struct gcov_kvp));
+	= (struct gcov_kvp *)xcalloc (1, sizeof (struct gcov_kvp));
       new_node->value = value;
       new_node->count = count;