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[PATCH 4.5 156/200] drivers/misc/ad525x_dpot: AD5274 fix RDAC read back errors

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  [PATCH 4.5 156/200] drivers/misc/ad525x_dpot: AD5274 fix RDAC read back errors Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-05-03 03:10 +0200

#1392782 — [PATCH 4.5 156/200] drivers/misc/ad525x_dpot: AD5274 fix RDAC read back errors

4.5-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Michael Hennerich <michael.hennerich@analog.com>

commit f3df53e4d70b5736368a8fe8aa1bb70c1cb1f577 upstream.

Fix RDAC read back errors caused by a typo. Value must shift by 2.

Fixes: a4bd394956f2 ("drivers/misc/ad525x_dpot.c: new features")
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/misc/ad525x_dpot.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/misc/ad525x_dpot.c
+++ b/drivers/misc/ad525x_dpot.c
@@ -216,7 +216,7 @@ static s32 dpot_read_i2c(struct dpot_dat
 			 */
 			value = swab16(value);
 
-			if (dpot->uid == DPOT_UID(AD5271_ID))
+			if (dpot->uid == DPOT_UID(AD5274_ID))
 				value = value >> 2;
 		return value;
 	default:

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