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hwmon: (ads1015) Fix off-by-one for valid channel index checking

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Current code uses channel as array index, so the valid channel value is
0 .. ADS1015_CHANNELS - 1.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Cc: stable@vger.kernel.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Axel Lin 2014-07-30 11:13:52 +08:00 committed by Guenter Roeck
parent 64aa90f26c
commit 56de1377ad
1 changed files with 1 additions and 1 deletions
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2
drivers/hwmon/ads1015.c
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@ -198,7 +198,7 @@ static int ads1015_get_channels_config_of(struct i2c_client *client)
}
channel = be32_to_cpup(property);
if (channel > ADS1015_CHANNELS) {
if (channel >= ADS1015_CHANNELS) {
dev_err(&client->dev,
"invalid channel index %d on %s\n",
channel, node->full_name);