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authorBhumika Goyal <bhumirks@gmail.com>2017-04-12 15:10:47 +0200
committerTakashi Iwai <tiwai@suse.de>2017-04-12 15:35:16 +0200
commit49c41e1f23882f7950cff66992115bba03f1bbcf (patch)
tree075b440856d1b7bfe9f00a5feed0b2dfbb0b3bff
parentALSA: usb-audio: constify snd_kcontrol_new structures (diff)
downloadlinux-49c41e1f23882f7950cff66992115bba03f1bbcf.tar.xz
linux-49c41e1f23882f7950cff66992115bba03f1bbcf.zip
ALSA: line6: constify snd_kcontrol_new structures
Declare snd_kcontrol_new strcutures as const as they are only passed as an argument to the function snd_ctl_new1. This argument is of type const, so snd_kcontrol_new structures having this property can be made const too. Done using Coccinelle: @r disable optional_qualifier@ identifier x; position p; @@ static struct snd_kcontrol_new x@p={...}; @ok@ identifier r.x; position p; @@ snd_ctl_new1(&x@p,...) @bad@ position p != {r.p,ok.p}; identifier r.x; @@ x@p @depends on !bad disable optional_qualifier@ identifier r.x; @@ +const struct snd_kcontrol_new x; Signed-off-by: Bhumika Goyal <bhumirks@gmail.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--sound/usb/line6/pod.c2
-rw-r--r--sound/usb/line6/toneport.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/sound/usb/line6/pod.c b/sound/usb/line6/pod.c
index 17aa616e61f5..358224cc5638 100644
--- a/sound/usb/line6/pod.c
+++ b/sound/usb/line6/pod.c
@@ -380,7 +380,7 @@ static int snd_pod_control_monitor_put(struct snd_kcontrol *kcontrol,
}
/* control definition */
-static struct snd_kcontrol_new pod_control_monitor = {
+static const struct snd_kcontrol_new pod_control_monitor = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Monitor Playback Volume",
.index = 0,
diff --git a/sound/usb/line6/toneport.c b/sound/usb/line6/toneport.c
index 8e22f430d700..ba7975c0d03d 100644
--- a/sound/usb/line6/toneport.c
+++ b/sound/usb/line6/toneport.c
@@ -250,7 +250,7 @@ static void toneport_start_pcm(unsigned long arg)
}
/* control definition */
-static struct snd_kcontrol_new toneport_control_monitor = {
+static const struct snd_kcontrol_new toneport_control_monitor = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Monitor Playback Volume",
.index = 0,
@@ -261,7 +261,7 @@ static struct snd_kcontrol_new toneport_control_monitor = {
};
/* source selector definition */
-static struct snd_kcontrol_new toneport_control_source = {
+static const struct snd_kcontrol_new toneport_control_source = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "PCM Capture Source",
.index = 0,