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)
commit19e353f2b344ad86cea6ebbc0002e5f903480a90
treea5a64f51ade752a2779877140bbb11c8ca8c51e3
parentf7067a5ad717d4dbb4faa3ec56744152f6ba97ad
iio: imu: adis16400: Fix sign extension

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>
drivers/iio/imu/adis16400_core.c