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authorJulia Lawall <Julia.Lawall@lip6.fr>2016-09-11 14:14:41 +0200
committerMark Brown <broonie@kernel.org>2016-09-12 20:04:28 +0100
commit52abe54138d9b14b4a0a17742a53d2411bc5b167 (patch)
tree27c98c85ee8ee1fd7d96feafa718cdc66e84a3f3 /sound/soc/soc-ac97.c
parent29b4817d4018df78086157ea3a55c1d9424a7cfc (diff)
downloadlinux-52abe54138d9b14b4a0a17742a53d2411bc5b167.tar.gz
ASoC: ac97: constify gpio_chip structures
These structures are only used to copy into other structures, so declare
them as const.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@r disable optional_qualifier@
identifier i;
position p;
@@
static struct gpio_chip i@p = { ... };

@ok@
identifier r.i;
expression e;
position p;
@@
e = i@p;

@bad@
position p != {r.p,ok.p};
identifier r.i;
struct gpio_chip e;
@@
e@i@p

@depends on !bad disable optional_qualifier@
identifier r.i;
@@
static
+const
 struct gpio_chip i = { ... };
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/soc-ac97.c')
-rw-r--r--sound/soc/soc-ac97.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/soc/soc-ac97.c b/sound/soc/soc-ac97.c
index bc4a55bb3fd9..6c8b0b0c56ec 100644
--- a/sound/soc/soc-ac97.c
+++ b/sound/soc/soc-ac97.c
@@ -116,7 +116,7 @@ static int snd_soc_ac97_gpio_direction_out(struct gpio_chip *chip,
 	return snd_soc_update_bits(codec, AC97_GPIO_CFG, 1 << offset, 0);
 }
 
-static struct gpio_chip snd_soc_ac97_gpio_chip = {
+static const struct gpio_chip snd_soc_ac97_gpio_chip = {
 	.label			= "snd_soc_ac97",
 	.owner			= THIS_MODULE,
 	.request		= snd_soc_ac97_gpio_request,