MAX_CABLES
struct f_midi2_midi1_port midi1_port[MAX_CABLES];
struct midi1_cable_mapping in_cable_mapping[MAX_CABLES];
struct midi1_cable_mapping out_cable_mapping[MAX_CABLES];
struct usb_midi_in_jack_descriptor jack_ins[MAX_CABLES];
struct usb_midi_out_jack_descriptor_1 jack_outs[MAX_CABLES];
if (midi2->num_midi1_in >= MAX_CABLES)
if (midi2->num_midi1_out >= MAX_CABLES)