On Friday, February 21, 2014 6:15 PM, fugang.duan@xxxxxxxxxxxxx wrote:
>
> From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> Data: Friday, February 21, 2014 4:55 PM
>
> >To: Dmitry Torokhov
> >Cc: Paul Gortmaker; Jingoo Han; Duan Fugang-B38611; Benson Leung; Daniel Kurtz;
> >linux-input@xxxxxxxxxxxxxxx; kernel-janitors@xxxxxxxxxxxxxxx
> >Subject: [patch] Input: remove a duplicative NULL test
> >
> >"pdata" is non-NULL here. We verified that at the start of the function.
> >
> >Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> >
> >diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c
> >b/drivers/input/touchscreen/atmel_mxt_ts.c
> >index a70400754e92..40abe90cc924 100644
> >--- a/drivers/input/touchscreen/atmel_mxt_ts.c
> >+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
> >@@ -1146,7 +1146,7 @@ static int mxt_probe(struct i2c_client *client,
> > goto err_free_mem;
> > }
> >
> >- data->is_tp = pdata && pdata->is_tp;
> >+ data->is_tp = pdata->is_tp;
> >
> > input_dev->name = (data->is_tp) ? "Atmel maXTouch Touchpad" :
> > "Atmel maXTouch Touchscreen";
> >
> Agree, it is redundant. And if you have free time, you can convert the driver to support devicetree.
>
> Acked-by: Fugang Duan <B38611@xxxxxxxxxxxxx>
Reviewed-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
Best regards,
Jingoo Han
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