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authorIan Molton <ian@mnementh.co.uk>2009-01-17 17:44:23 +0000
committerMark Brown <broonie@opensource.wolfsonmicro.com>2009-01-19 16:23:13 +0000
commit91432e976ff1323e5dd6f52498969602953c6ee9 (patch)
treee18da7346b857e384a78ecc3368e5c65652ef1b5 /sound/soc/codecs/wm9712.c
parent28796eaf806502b9bd86cbacf8edbc14c80c14b0 (diff)
ASoC: fixes to caching implementations
This patch takes fixes a number of bugs in the caching code used by several ASoC codec drivers. Mostly off-by-one fixes. Signed-off-by: Ian Molton <ian@mnementh.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/wm9712.c')
-rw-r--r--sound/soc/codecs/wm9712.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/soc/codecs/wm9712.c b/sound/soc/codecs/wm9712.c
index 1b0ace0f4dc..4dc90d67530 100644
--- a/sound/soc/codecs/wm9712.c
+++ b/sound/soc/codecs/wm9712.c
@@ -452,7 +452,7 @@ static unsigned int ac97_read(struct snd_soc_codec *codec,
else {
reg = reg >> 1;
- if (reg > (ARRAY_SIZE(wm9712_reg)))
+ if (reg >= (ARRAY_SIZE(wm9712_reg)))
return -EIO;
return cache[reg];
@@ -466,7 +466,7 @@ static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
soc_ac97_ops.write(codec->ac97, reg, val);
reg = reg >> 1;
- if (reg <= (ARRAY_SIZE(wm9712_reg)))
+ if (reg < (ARRAY_SIZE(wm9712_reg)))
cache[reg] = val;
return 0;