Re: [PATCH] Input: pixcir_i2c_ts - fix receive error

From: Dmitry Torokhov
Date: Tue Jun 16 2015 - 18:08:03 EST


On Tue, Jun 16, 2015 at 01:03:04PM -0700, Frodo Lai wrote:
> The i2c_master_recv() uses readsize to receive data from i2c but
> compares to size of rdbuf which is always 27. This would casue
> problem when the max_fingers is not 5. Change the comparison value
> to readsize instead.
>
> Signed-off-by: Frodo Lai <frodo_lai@xxxxxxxxxx>

Applied, thank you.

> ---
> drivers/input/touchscreen/pixcir_i2c_ts.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/input/touchscreen/pixcir_i2c_ts.c b/drivers/input/touchscreen/pixcir_i2c_ts.c
> index 2c21071..8f3e243 100644
> --- a/drivers/input/touchscreen/pixcir_i2c_ts.c
> +++ b/drivers/input/touchscreen/pixcir_i2c_ts.c
> @@ -78,7 +78,7 @@ static void pixcir_ts_parse(struct pixcir_i2c_ts_data *tsdata,
> }
>
> ret = i2c_master_recv(tsdata->client, rdbuf, readsize);
> - if (ret != sizeof(rdbuf)) {
> + if (ret != readsize) {
> dev_err(&tsdata->client->dev,
> "%s: i2c_master_recv failed(), ret=%d\n",
> __func__, ret);
> --
> 1.7.9.5
>

--
Dmitry
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