diff options
| author | Jyri Sarha <jsarha@ti.com> | 2014-11-24 20:37:12 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-01-16 06:59:46 -0800 |
| commit | c50176d6435734b5433256b7c84c9b99d5fc98be (patch) | |
| tree | 6ada2b881e5175f08cddc584cc502022161b982e /sound | |
| parent | 877fd33fb30bb40235d0b4ed0b6106c5d7faf5cf (diff) | |
| download | lwn-c50176d6435734b5433256b7c84c9b99d5fc98be.tar.gz lwn-c50176d6435734b5433256b7c84c9b99d5fc98be.zip | |
ASoC: tlv320aic31xx: Fix off by one error in the loop stucture.
commit bbc686b34650b0f54affe9d9a637ccbe02b03760 upstream.
Fix off by one read beyond the end of a table.
Reported-by: David Binderman <dcb314@hotmail.com>
Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/tlv320aic31xx.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/sound/soc/codecs/tlv320aic31xx.c b/sound/soc/codecs/tlv320aic31xx.c index 145fe5b253d4..93de5dd0a7b9 100644 --- a/sound/soc/codecs/tlv320aic31xx.c +++ b/sound/soc/codecs/tlv320aic31xx.c @@ -911,12 +911,13 @@ static int aic31xx_set_dai_sysclk(struct snd_soc_dai *codec_dai, } aic31xx->p_div = i; - for (i = 0; aic31xx_divs[i].mclk_p != freq/aic31xx->p_div; i++) { - if (i == ARRAY_SIZE(aic31xx_divs)) { - dev_err(aic31xx->dev, "%s: Unsupported frequency %d\n", - __func__, freq); - return -EINVAL; - } + for (i = 0; i < ARRAY_SIZE(aic31xx_divs) && + aic31xx_divs[i].mclk_p != freq/aic31xx->p_div; i++) + ; + if (i == ARRAY_SIZE(aic31xx_divs)) { + dev_err(aic31xx->dev, "%s: Unsupported frequency %d\n", + __func__, freq); + return -EINVAL; } /* set clock on MCLK, BCLK, or GPIO1 as PLL input */ |