fc8b358bd6
Patch changes function to use _mesa_lookup_shader_program_err both in TransformFeedbackVaryings and GetTransformFeedbackVarying that handles errors correctly for invalid values of shader program. Fixes following dEQP test: dEQP-GLES31.functional.debug.negative_coverage.get_error.shader.transform_feedback_varyings Signed-off-by: Tapani Pälli <tapani.palli@intel.com> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98135 Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>