linux-kernel - [PATCH 3/3] ALSA: hda: make snd_kcontrol

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Date:   Wed, 16 Aug 2017 14:14:11 +0530
From:   Bhumika Goyal <bhumirks@...il.com>
To:     julia.lawall@...6.fr, johannes@...solutions.net, perex@...ex.cz,
        tiwai@...e.com, linuxppc-dev@...ts.ozlabs.org,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Cc:     Bhumika Goyal <bhumirks@...il.com>
Subject: [PATCH 3/3] ALSA: hda: make snd_kcontrol_new const

Make these const as they are only passed as the 3rd argument to the
function snd_hda_gen_add_kctl, which is of type const.
Done using Coccinelle.

Signed-off-by: Bhumika Goyal <bhumirks@...il.com>
---
 sound/pci/hda/patch_analog.c   | 4 ++--
 sound/pci/hda/patch_sigmatel.c | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index e0fb8c6..7578573 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -505,7 +505,7 @@ static int ad1983_auto_smux_enum_put(struct snd_kcontrol *kcontrol,
 	return 1;
 }
 
-static struct snd_kcontrol_new ad1983_auto_smux_mixer = {
+static const struct snd_kcontrol_new ad1983_auto_smux_mixer = {
 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 	.name = "IEC958 Playback Source",
 	.info = ad1983_auto_smux_enum_info,
@@ -788,7 +788,7 @@ static int ad1988_auto_smux_enum_put(struct snd_kcontrol *kcontrol,
 	return 1;
 }
 
-static struct snd_kcontrol_new ad1988_auto_smux_mixer = {
+static const struct snd_kcontrol_new ad1988_auto_smux_mixer = {
 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 	.name = "IEC958 Playback Source",
 	.info = ad1988_auto_smux_enum_info,
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 6cefdf6..63d15b5 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -961,7 +961,7 @@ static int stac_smux_enum_put(struct snd_kcontrol *kcontrol,
 				     &spec->cur_smux[smux_idx]);
 }
 
-static struct snd_kcontrol_new stac_smux_mixer = {
+static const struct snd_kcontrol_new stac_smux_mixer = {
 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 	.name = "IEC958 Playback Source",
 	/* count set later */
-- 
1.9.1