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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2016-02-25 05:51:12 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-08-30 10:19:28 +0200
commit4ec0b2c2d2354ca5322513b83cbf925eec8c38ba (patch)
tree7dddf117e84ec47524cec67d63232f463ac91420 /sound
parent95fc5ef85428cc435c82b041a49631f6a680e44b (diff)
ASoC: rsnd: don't call update callback if it was NULL
commit d7289565483c65094d0473555625a4acd89567d3 upstream. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Thong Ho <thong.ho.px@rvc.renesas.com> Signed-off-by: Nhan Nguyen <nhan.nguyen.yb@renesas.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/sh/rcar/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c
index 10b93991ae97..362446c36c9e 100644
--- a/sound/soc/sh/rcar/core.c
+++ b/sound/soc/sh/rcar/core.c
@@ -1016,7 +1016,7 @@ static int rsnd_kctrl_put(struct snd_kcontrol *kctrl,
}
}
- if (change)
+ if (change && cfg->update)
cfg->update(cfg->io, mod);
return change;