linux-kernel - [PATCH 12/13] ALSA: spi: constify snd_pcm

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Date:   Fri, 18 Aug 2017 13:15:20 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     perex@...ex.cz, tiwai@...e.com, johannes@...solutions.net,
        linux@...linux.org.uk, daniel@...que.org, clemens@...isch.de
Cc:     linux-kernel@...r.kernel.org, alsa-devel@...a-project.org
Subject: [PATCH 12/13] ALSA: spi: constify snd_pcm_ops structures

snd_pcm_ops are not supposed to change at runtime. All functions
working with snd_pcm_ops provided by <sound/pcm.h> work with
const snd_pcm_ops. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 sound/spi/at73c213.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/spi/at73c213.c b/sound/spi/at73c213.c
index fac7e6e..1ef52ed 100644
--- a/sound/spi/at73c213.c
+++ b/sound/spi/at73c213.c
@@ -322,7 +322,7 @@ static int snd_at73c213_pcm_trigger(struct snd_pcm_substream *substream,
 	return pos;
 }
 
-static struct snd_pcm_ops at73c213_playback_ops = {
+static const struct snd_pcm_ops at73c213_playback_ops = {
 	.open		= snd_at73c213_pcm_open,
 	.close		= snd_at73c213_pcm_close,
 	.ioctl		= snd_pcm_lib_ioctl,
-- 
1.9.1