usb: gadget: f_midi: constify snd_rawmidi_ops structures

These snd_rawmidi_ops structures are only passed as the third
argument of snd_rawmidi_set_ops.  This argument is const, so the
snd_rawmidi_ops structures can be const too.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall <[email protected]>
Signed-off-by: Felipe Balbi <[email protected]>

diff --git a/drivers/usb/gadget/function/f_midi.c b/drivers/usb/gadget/function/f_midi.c
index a5719f271bf0b77e5dfe0cbac1b796ba1fd188b7..71ca86c0d772c3ec9745da50a2280f16e9293bbb 100644 (file)
--- a/drivers/usb/gadget/function/f_midi.c
+++ b/drivers/usb/gadget/function/f_midi.c
@@ -755,13 +755,13 @@ static void f_midi_out_trigger(struct snd_rawmidi_substream *substream, int up)
                clear_bit(substream->number, &midi->out_triggered);
 }
 
-static struct snd_rawmidi_ops gmidi_in_ops = {
+static const struct snd_rawmidi_ops gmidi_in_ops = {
        .open = f_midi_in_open,
        .close = f_midi_in_close,
        .trigger = f_midi_in_trigger,
 };
 
-static struct snd_rawmidi_ops gmidi_out_ops = {
+static const struct snd_rawmidi_ops gmidi_out_ops = {
        .open = f_midi_out_open,
        .close = f_midi_out_close,
        .trigger = f_midi_out_trigger