On Wed, Oct 24, 2012 at 10:12:29AM +0300, Dan Carpenter wrote:
> We need to check for negative values before doing the swab16() for the
> error handling to work.
>
> Signed-off-by: Dan Carpenter <[email protected]>
Applied, thanks!
> diff --git a/drivers/power/ds2782_battery.c b/drivers/power/ds2782_battery.c
> index 6bb6e2f..2fa9b6b 100644
> --- a/drivers/power/ds2782_battery.c
> +++ b/drivers/power/ds2782_battery.c
> @@ -80,13 +80,13 @@ static inline int ds278x_read_reg16(struct ds278x_info
> *info, int reg_msb,
> {
> int ret;
>
> - ret = swab16(i2c_smbus_read_word_data(info->client, reg_msb));
> + ret = i2c_smbus_read_word_data(info->client, reg_msb);
> if (ret < 0) {
> dev_err(&info->client->dev, "register read failed\n");
> return ret;
> }
>
> - *val = ret;
> + *val = swab16(ret);
> return 0;
> }
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