On Thu, Apr 27, 2017 at 12:04:31AM +0300, Dan Carpenter wrote:
> These tests are meaningless as is because "adapt" can't possibly be both
> less than 1 and greater than 32.
>
> Fixes: d81ca730e3e4 ("input: touchscreen: mxs-lradc: Add support for touchscreen")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>
Acked-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
Lee, could you take this one?
> diff --git a/drivers/input/touchscreen/mxs-lradc-ts.c b/drivers/input/touchscreen/mxs-lradc-ts.c
> index ff9cda29d9a0..369ef83234ef 100644
> --- a/drivers/input/touchscreen/mxs-lradc-ts.c
> +++ b/drivers/input/touchscreen/mxs-lradc-ts.c
> @@ -642,7 +642,7 @@ static int mxs_lradc_ts_probe(struct platform_device *pdev)
> if (of_property_read_u32(node, "fsl,ave-ctrl", &adapt)) {
> ts->over_sample_cnt = 4;
> } else {
> - if (adapt >= 1 || adapt <= 32) {
> + if (adapt >= 1 && adapt <= 32) {
> ts->over_sample_cnt = adapt;
> } else {
> dev_err(ts->dev, "Invalid sample count (%u)\n",
> @@ -654,7 +654,7 @@ static int mxs_lradc_ts_probe(struct platform_device *pdev)
> if (of_property_read_u32(node, "fsl,ave-delay", &adapt)) {
> ts->over_sample_delay = 2;
> } else {
> - if (adapt >= 2 || adapt <= LRADC_DELAY_DELAY_MASK + 1) {
> + if (adapt >= 2 && adapt <= LRADC_DELAY_DELAY_MASK + 1) {
> ts->over_sample_delay = adapt;
> } else {
> dev_err(ts->dev, "Invalid sample delay (%u)\n",
> @@ -666,7 +666,7 @@ static int mxs_lradc_ts_probe(struct platform_device *pdev)
> if (of_property_read_u32(node, "fsl,settling", &adapt)) {
> ts->settling_delay = 10;
> } else {
> - if (adapt >= 1 || adapt <= LRADC_DELAY_DELAY_MASK) {
> + if (adapt >= 1 && adapt <= LRADC_DELAY_DELAY_MASK) {
> ts->settling_delay = adapt;
> } else {
> dev_err(ts->dev, "Invalid settling delay (%u)\n",
Thanks.
--
Dmitry
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