From: Stephen Warren <[email protected]> This is the actual device of the I2S or SPDIF controller reporting the problem. If a future change converts these controllers to be CODECs, then there may be no pcm associated with the substream, so this change avoids a crash.
Signed-off-by: Stephen Warren <[email protected]> --- sound/soc/tegra/tegra20_i2s.c | 2 +- sound/soc/tegra/tegra20_spdif.c | 2 +- sound/soc/tegra/tegra30_i2s.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/sound/soc/tegra/tegra20_i2s.c b/sound/soc/tegra/tegra20_i2s.c index 0c7af63..eb547aa 100644 --- a/sound/soc/tegra/tegra20_i2s.c +++ b/sound/soc/tegra/tegra20_i2s.c @@ -138,7 +138,7 @@ static int tegra20_i2s_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { - struct device *dev = substream->pcm->card->dev; + struct device *dev = dai->dev; struct tegra20_i2s *i2s = snd_soc_dai_get_drvdata(dai); u32 reg; int ret, sample_size, srate, i2sclock, bitcnt; diff --git a/sound/soc/tegra/tegra20_spdif.c b/sound/soc/tegra/tegra20_spdif.c index f9b5741..8e5d25b 100644 --- a/sound/soc/tegra/tegra20_spdif.c +++ b/sound/soc/tegra/tegra20_spdif.c @@ -77,7 +77,7 @@ static int tegra20_spdif_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { - struct device *dev = substream->pcm->card->dev; + struct device *dev = dai->dev; struct tegra20_spdif *spdif = snd_soc_dai_get_drvdata(dai); int ret, spdifclock; diff --git a/sound/soc/tegra/tegra30_i2s.c b/sound/soc/tegra/tegra30_i2s.c index 8596032..f88fc63 100644 --- a/sound/soc/tegra/tegra30_i2s.c +++ b/sound/soc/tegra/tegra30_i2s.c @@ -181,7 +181,7 @@ static int tegra30_i2s_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { - struct device *dev = substream->pcm->card->dev; + struct device *dev = dai->dev; struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(dai); u32 val; int ret, sample_size, srate, i2sclock, bitcnt; -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
