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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/wm8990.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/wm8990.c')
-rw-r--r--sound/soc/codecs/wm8990.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/soc/codecs/wm8990.c b/sound/soc/codecs/wm8990.c
index 6b2778632d5e..f93c0955ed9d 100644
--- a/sound/soc/codecs/wm8990.c
+++ b/sound/soc/codecs/wm8990.c
@@ -116,7 +116,7 @@ static inline unsigned int wm8990_read_reg_cache(struct snd_soc_codec *codec,
unsigned int reg)
{
u16 *cache = codec->reg_cache;
- BUG_ON(reg > (ARRAY_SIZE(wm8990_reg)) - 1);
+ BUG_ON(reg >= ARRAY_SIZE(wm8990_reg));
return cache[reg];
}
@@ -129,7 +129,7 @@ static inline void wm8990_write_reg_cache(struct snd_soc_codec *codec,
u16 *cache = codec->reg_cache;
/* Reset register and reserved registers are uncached */
- if (reg == 0 || reg > ARRAY_SIZE(wm8990_reg) - 1)
+ if (reg == 0 || reg >= ARRAY_SIZE(wm8990_reg))
return;
cache[reg] = value;