mirror of https://gitee.com/openkylin/linux.git
iio: sx9310: Off by one in sx9310_read_thresh()
This > should be >= to prevent reading one element beyond the end of
the sx9310_pthresh_codes[] array.
Fixes: ad2b473e2b
("iio: sx9310: Support setting proximity thresholds")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Link: https://lore.kernel.org/r/X8XqwK0z//8sSWJR@mwanda
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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@ -601,7 +601,7 @@ static int sx9310_read_thresh(struct sx9310_data *data,
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return ret;
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regval = FIELD_GET(SX9310_REG_PROX_CTRL8_9_PTHRESH_MASK, regval);
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if (regval > ARRAY_SIZE(sx9310_pthresh_codes))
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if (regval >= ARRAY_SIZE(sx9310_pthresh_codes))
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return -EINVAL;
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*val = sx9310_pthresh_codes[regval];
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