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case SNDRV_TIMER_CLASS_CARD: snd_iprintf(buffer, "C%i-%i: ", - timer->card->number, timer->tmr_device); + timer->card ? timer->card->number : -1, + timer->tmr_device); break; case SNDRV_TIMER_CLASS_PCM: - snd_iprintf(buffer, "P%i-%i-%i: ", timer->card->number, + snd_iprintf(buffer, "P%i-%i-%i: ", + timer->card ? timer->card->number : -1, timer->tmr_device, timer->tmr_subdevice); break; default: -- 1.9.1