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ASoC: da7210: Fencepost error in reg cache read

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An index equal to the array size may not be accessed.

Signed-off-by: Phil Carmody <ext-phil.2.carmody@nokia.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Phil Carmody
2010-04-14 17:03:13 +03:00
committed by Mark Brown
parent d4a8ca2461
commit 4f6f22d7be
1 changed files with 1 additions and 1 deletions
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2
sound/soc/codecs/da7210.c
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@@ -181,7 +181,7 @@ static const u8 da7210_reg[] = {
static inline u32 da7210_read_reg_cache(struct snd_soc_codec *codec, u32 reg) static inline u32 da7210_read_reg_cache(struct snd_soc_codec *codec, u32 reg)
{ {
u8 *cache = codec->reg_cache; u8 *cache = codec->reg_cache;
BUG_ON(reg > ARRAY_SIZE(da7210_reg)); BUG_ON(reg >= ARRAY_SIZE(da7210_reg));
return cache[reg]; return cache[reg];
} }