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iio: imu: adis16400: Fix sign extension
authorRasmus Villemoes <linux@rasmusvillemoes.dk>
Thu, 22 Jan 2015 23:34:02 +0000 (00:34 +0100)
committerJonathan Cameron <jic23@kernel.org>
Mon, 26 Jan 2015 21:06:42 +0000 (21:06 +0000)
The intention is obviously to sign-extend a 12 bit quantity. But
because of C's promotion rules, the assignment is equivalent to "val16
&= 0xfff;". Use the proper API for this.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Cc: Stable@vger.kernel.org
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

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