iio:adc:ti-ads124s08: Fix buffer being too long.
commit b0bd27f0 upstream. The buffer is expressed as a u32 array, yet the extra space for the s64 timestamp was expressed as sizeof(s64)/sizeof(u16). This will result in 2 extra u32 elements. Fix by dividing by sizeof(u32). Fixes: e717f8c6 ("iio: adc: Add the TI ads124s08 ADC code") Signed-off-by: Jonathan <Cameron<Jonathan.Cameron@huawei.com> Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Cc: Dan Murphy <dmurphy@ti.com> Cc: <Stable@vger.kernel.org> Link: https://lore.kernel.org/r/20200920112742.170751-8-jic23@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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