[alsa-devel] [PATCH 3/3] ALSA: firewire-motu: constify snd_rawmidi_ops structures

Julia Lawall Julia.Lawall at lip6.fr
Tue Aug 15 10:09:54 CEST 2017


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 <Julia.Lawall at lip6.fr>

---
 sound/firewire/motu/motu-midi.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/firewire/motu/motu-midi.c b/sound/firewire/motu/motu-midi.c
index e3acfcc..e55cab6 100644
--- a/sound/firewire/motu/motu-midi.c
+++ b/sound/firewire/motu/motu-midi.c
@@ -128,12 +128,12 @@ static void set_midi_substream_names(struct snd_motu *motu,
 
 int snd_motu_create_midi_devices(struct snd_motu *motu)
 {
-	static struct snd_rawmidi_ops capture_ops = {
+	static const struct snd_rawmidi_ops capture_ops = {
 		.open		= midi_capture_open,
 		.close		= midi_capture_close,
 		.trigger	= midi_capture_trigger,
 	};
-	static struct snd_rawmidi_ops playback_ops = {
+	static const struct snd_rawmidi_ops playback_ops = {
 		.open		= midi_playback_open,
 		.close		= midi_playback_close,
 		.trigger	= midi_playback_trigger,



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