linux-kernel - [PATCH 06/10] ASoC: omap: constify snd_pcm

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Message-Id: <1502690193-29059-7-git-send-email-arvind.yadav.cs@gmail.com>
Date:   Mon, 14 Aug 2017 11:26:29 +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 06/10] ASoC: omap: 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/omap/omap-pcm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
index 94e9ff7..e2f1245 100644
--- a/sound/soc/omap/omap-pcm.c
+++ b/sound/soc/omap/omap-pcm.c
@@ -162,7 +162,7 @@ static int omap_pcm_mmap(struct snd_pcm_substream *substream,
 			   runtime->dma_addr, runtime->dma_bytes);
 }
 
-static struct snd_pcm_ops omap_pcm_ops = {
+static const struct snd_pcm_ops omap_pcm_ops = {
 	.open		= omap_pcm_open,
 	.close		= snd_dmaengine_pcm_close_release_chan,
 	.ioctl		= snd_pcm_lib_ioctl,
-- 
1.9.1