linux-kernel - [PATCH v2 3/4] iio: ti-ads8688: Update buffer allocation for timestamps

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Date:   Tue, 11 Dec 2018 13:12:06 -0600
From:   Dan Murphy <dmurphy@...com>
To:     <linux-iio@...r.kernel.org>
CC:     <linux-kernel@...r.kernel.org>, <jic23@...nel.org>,
        <robh+dt@...nel.org>, Dan Murphy <dmurphy@...com>
Subject: [PATCH v2 3/4] iio: ti-ads8688: Update buffer allocation for timestamps

Per Jonathan Cameron, the buffer needs to allocate room for a
64 bit timestamp as well as the channels.  Change the buffer
to allocate this additional space.

Signed-off-by: Dan Murphy <dmurphy@...com>
---

v2 - New patch suggested change by maintainer - https://lore.kernel.org/patchwork/patch/1021048/

 drivers/iio/adc/ti-ads8688.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/adc/ti-ads8688.c b/drivers/iio/adc/ti-ads8688.c
index 184d686ebd99..3597bc0697ee 100644
--- a/drivers/iio/adc/ti-ads8688.c
+++ b/drivers/iio/adc/ti-ads8688.c
@@ -385,7 +385,7 @@ static irqreturn_t ads8688_trigger_handler(int irq, void *p)
 {
 	struct iio_poll_func *pf = p;
 	struct iio_dev *indio_dev = pf->indio_dev;
-	u16 buffer[8];
+	unsigned short buffer[8 + sizeof(s64)/sizeof(short)];
 	int i, j = 0;
 
 	for (i = 0; i < indio_dev->masklength; i++) {
-- 
2.20.0.rc2.7.g965798d1f2