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	midi_write(struct cdev i_dev, struct uio uio, int ioflag)			midi_write(struct cdev i_dev, struct uio uio, int ioflag)
	{			{
	#define MIDI_WSIZE 32			#define MIDI_WSIZE 32
	struct snd_midi *m = i_dev->si_drv1;			struct snd_midi *m = i_dev->si_drv1;
	int retval;			int retval;
	int used;			int used;
	char buf[MIDI_WSIZE];			char buf[MIDI_WSIZE];

	retval = 0;			retval = EIO;
	if (m == NULL)			if (m == NULL)
	goto err0;			goto err0;

	mtx_lock(&m->lock);			mtx_lock(&m->lock);

	if (!(m->flags & M_TX))			if (!(m->flags & M_TX))
	goto err1;			goto err1;

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