ALSA sequencer
The last change to reduce stack usage did not adjust the parameter to
SNDRV_SEQ_IOCTL_CREATE_PORT which resulted in passing the address of
the pointer instead of the structure.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
        pcallbacks.unuse = snd_virmidi_unuse;
        pcallbacks.event_input = snd_virmidi_event_input;
        pinfo->kernel = &pcallbacks;
-       err = snd_seq_kernel_client_ctl(client, SNDRV_SEQ_IOCTL_CREATE_PORT, &pinfo);
+       err = snd_seq_kernel_client_ctl(client, SNDRV_SEQ_IOCTL_CREATE_PORT, pinfo);
        if (err < 0) {
                snd_seq_delete_kernel_client(client);
                rdev->client = -1;