linux-kernel - [PATCH 05/10] ASoC: nuc900: constify snd_pcm

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Date:   Mon, 14 Aug 2017 11:26:28 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     perex@...ex.cz, tiwai@...e.com, lgirdwood@...il.com,
        broonie@...nel.org
Cc:     alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: [PATCH 05/10] ASoC: nuc900: 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/soc.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/soc/nuc900/nuc900-pcm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/nuc900/nuc900-pcm.c b/sound/soc/nuc900/nuc900-pcm.c
index 2cca055..7f2d55d 100644
--- a/sound/soc/nuc900/nuc900-pcm.c
+++ b/sound/soc/nuc900/nuc900-pcm.c
@@ -271,7 +271,7 @@ static int nuc900_dma_mmap(struct snd_pcm_substream *substream,
 			   runtime->dma_addr, runtime->dma_bytes);
 }
 
-static struct snd_pcm_ops nuc900_dma_ops = {
+static const struct snd_pcm_ops nuc900_dma_ops = {
 	.open		= nuc900_dma_open,
 	.close		= nuc900_dma_close,
 	.ioctl		= snd_pcm_lib_ioctl,
-- 
1.9.1