Make al_destroy_vertex_decl(NULL) work.

SiegeLordEx · SiegeLord · commit 7a2e2c060a06 · 2019-12-24T18:06:25.000-08:00
diff --git a/addons/primitives/primitives.c b/addons/primitives/primitives.c
@@ -224,6 +224,8 @@ ALLEGRO_VERTEX_DECL* al_create_vertex_decl(const ALLEGRO_VERTEX_ELEMENT* element
  */
 void al_destroy_vertex_decl(ALLEGRO_VERTEX_DECL* decl)
 {
+   if (!decl)
+      return;
    al_free(decl->elements);
    /*
     * TODO: Somehow free the d3d_decl

Original file line number	Diff line number	Diff line change
`@@ -224,6 +224,8 @@ ALLEGRO_VERTEX_DECL* al_create_vertex_decl(const ALLEGRO_VERTEX_ELEMENT* element`
`224`	`224`	`*/`
`225`	`225`	`void al_destroy_vertex_decl(ALLEGRO_VERTEX_DECL* decl)`
`226`	`226`	`{`
	`227`	`+ if (!decl)`
	`228`	`+ return;`
`227`	`229`	`al_free(decl->elements);`
`228`	`230`	`/*`
`229`	`231`	`* TODO: Somehow free the d3d_decl`