fix memory leak in profiling; other minor changes

2 files changed, 2 insertions, 6 deletions

diff --git a/matrix/generic/cumatrix.c b/matrix/generic/cumatrix.c
index 956e1e6..a340aef 100644
--- a/matrix/generic/cumatrix.c
+++ b/matrix/generic/cumatrix.c
@@ -443,6 +443,8 @@ static const luaL_Reg nerv_matrix_(extra_methods)[] = {
 static void cuda_matrix_(init)(lua_State *L) {
     luaN_append_methods(L, nerv_matrix_(extra_methods));
     cublasCreate(&cublas_handle);
+    cudaEventCreate(&profile_start);
+    cudaEventCreate(&profile_stop);
     profile = hashmap_create(PROFILE_HASHMAP_SIZE, bkdr_hash, strcmp);
 }
 
diff --git a/matrix/generic/mmatrix.c b/matrix/generic/mmatrix.c
index 2045d65..b0f0791 100644
--- a/matrix/generic/mmatrix.c
+++ b/matrix/generic/mmatrix.c
@@ -87,15 +87,9 @@ int nerv_matrix_(save)(lua_State *L) {
         MATRIX_ELEM *row = MATRIX_ROW_PTR(self, i);
         for (j = 0; j < ncol; j++)
             if (fprintf(fp, MATRIX_ELEM_WRITE_FMT " ", row[j]) < 0)
-            {
-                free(self);
                 return 0;
-            }
         if (fprintf(fp, "\n") < 0)
-        {
-             free(self);
              return 0;
-        }
     }
     return 0;
 }