From 3f1a4d826751d9759fc95da4e47d08d2745e0055 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Wed, 15 Apr 2009 21:35:26 +0100 Subject: ASoC: Check we have DAI ops when calling via accessor functions Also make sure we're checking for the right operation while we're here. Signed-off-by: Mark Brown --- sound/soc/soc-core.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'sound/soc/soc-core.c') diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index dd28009f896..92503927b0c 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -2100,7 +2100,7 @@ EXPORT_SYMBOL_GPL(snd_soc_put_volsw_s8); int snd_soc_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { - if (dai->ops->set_sysclk) + if (dai->ops && dai->ops->set_sysclk) return dai->ops->set_sysclk(dai, clk_id, freq, dir); else return -EINVAL; @@ -2120,7 +2120,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_sysclk); int snd_soc_dai_set_clkdiv(struct snd_soc_dai *dai, int div_id, int div) { - if (dai->ops->set_clkdiv) + if (dai->ops && dai->ops->set_clkdiv) return dai->ops->set_clkdiv(dai, div_id, div); else return -EINVAL; @@ -2139,7 +2139,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_clkdiv); int snd_soc_dai_set_pll(struct snd_soc_dai *dai, int pll_id, unsigned int freq_in, unsigned int freq_out) { - if (dai->ops->set_pll) + if (dai->ops && dai->ops->set_pll) return dai->ops->set_pll(dai, pll_id, freq_in, freq_out); else return -EINVAL; @@ -2155,7 +2155,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_pll); */ int snd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) { - if (dai->ops->set_fmt) + if (dai->ops && dai->ops->set_fmt) return dai->ops->set_fmt(dai, fmt); else return -EINVAL; @@ -2174,7 +2174,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_fmt); int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai, unsigned int mask, int slots) { - if (dai->ops->set_sysclk) + if (dai->ops && dai->ops->set_tdm_slot) return dai->ops->set_tdm_slot(dai, mask, slots); else return -EINVAL; @@ -2190,7 +2190,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_tdm_slot); */ int snd_soc_dai_set_tristate(struct snd_soc_dai *dai, int tristate) { - if (dai->ops->set_sysclk) + if (dai->ops && dai->ops->set_tristate) return dai->ops->set_tristate(dai, tristate); else return -EINVAL; @@ -2206,7 +2206,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_tristate); */ int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute) { - if (dai->ops->digital_mute) + if (dai->ops && dai->ops->digital_mute) return dai->ops->digital_mute(dai, mute); else return -EINVAL; -- cgit v1.2.3