mesa: check for invalid index on UUID glGet queries

This fixes the piglit test: spec/ext_semaphore/api-errors/usigned-byte-i-v-bad-value Signed-off-by: Andres Rodriguez <andresx7@gmail.com> Reviewed-by: Marek Olšák <marek.olsak@amd.com>
2017-12-21 19:18:59 -05:00
parent 566ed727a4
commit 0a89784bcc
1 changed files with 4 additions and 0 deletions
@@ -2578,9 +2578,13 @@ find_value_indexed(const char *func, GLenum pname, GLuint index, union value *v)
      v->value_int = 1;
      return TYPE_INT;
   case GL_DRIVER_UUID_EXT:
+      if (index >= 1)
+         goto invalid_value;
      _mesa_get_driver_uuid(ctx, v->value_int_4);
      return TYPE_INT_4;
   case GL_DEVICE_UUID_EXT:
+      if (index >= 1)
+         goto invalid_value;
      _mesa_get_device_uuid(ctx, v->value_int_4);
      return TYPE_INT_4;
   }