[alsa-devel] [PATCH] da7210: Fencepost error in reg cache read

From: Phil Carmody ext-phil.2.carmody@nokia.com

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

Signed-off-by: Phil Carmody ext-phil.2.carmody@nokia.com --- sound/soc/codecs/da7210.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/sound/soc/codecs/da7210.c b/sound/soc/codecs/da7210.c index 366daf1..96932a8 100644 --- a/sound/soc/codecs/da7210.c +++ b/sound/soc/codecs/da7210.c @@ -165,7 +165,7 @@ static const u8 da7210_reg[] = { static inline u32 da7210_read_reg_cache(struct snd_soc_codec *codec, u32 reg) { u8 *cache = codec->reg_cache; - BUG_ON(reg > ARRAY_SIZE(da7210_reg)); + BUG_ON(reg >= ARRAY_SIZE(da7210_reg)); return cache[reg]; }