ALSA: usb: Constify snd_rawmidi_ops

Now snd_rawmidi_ops is maintained as a const pointer in snd_rawmidi,
we can constify the definitions.

Reviewed-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 2 insertions, 2 deletions

diff --git a/sound/usb/line6/midi.c b/sound/usb/line6/midi.c
index d0fb2f205bd9..1d3a23b02d68 100644
--- a/sound/usb/line6/midi.c
+++ b/sound/usb/line6/midi.c
@@ -200,14 +200,14 @@ static void line6_midi_input_trigger(struct snd_rawmidi_substream *substream,
                 line6->line6midi->substream_receive = NULL;
 }
 
-static struct snd_rawmidi_ops line6_midi_output_ops = {
+static const struct snd_rawmidi_ops line6_midi_output_ops = {
         .open = line6_midi_output_open,
         .close = line6_midi_output_close,
         .trigger = line6_midi_output_trigger,
         .drain = line6_midi_output_drain,
 };
 
-static struct snd_rawmidi_ops line6_midi_input_ops = {
+static const struct snd_rawmidi_ops line6_midi_input_ops = {
         .open = line6_midi_input_open,
         .close = line6_midi_input_close,
         .trigger = line6_midi_input_trigger,