1 files changed, 2 insertions, 2 deletions

diff --git a/sound/usb/midi.c b/sound/usb/midi.c
index 7ba92921bf28..6e763bc8d7db 100644
--- a/sound/usb/midi.c
+++ b/sound/usb/midi.c
@@ -1234,14 +1234,14 @@ static void snd_usbmidi_input_trigger(struct snd_rawmidi_substream *substream,
                 clear_bit(substream->number, &umidi->input_triggered);
 }
 
-static struct snd_rawmidi_ops snd_usbmidi_output_ops = {
+static const struct snd_rawmidi_ops snd_usbmidi_output_ops = {
         .open = snd_usbmidi_output_open,
         .close = snd_usbmidi_output_close,
         .trigger = snd_usbmidi_output_trigger,
         .drain = snd_usbmidi_output_drain,
 };
 
-static struct snd_rawmidi_ops snd_usbmidi_input_ops = {
+static const struct snd_rawmidi_ops snd_usbmidi_input_ops = {
         .open = snd_usbmidi_input_open,
         .close = snd_usbmidi_input_close,
         .trigger = snd_usbmidi_input_trigger