Staging: iio: replace pr_* with dev_*
Staging: iio: replace pr_* with dev_*

dev_* is prefered over pr_* when appropriate device stuct is present.
This patch replace pr_err and pr_warn with its dev_ counterpart.

Signed-off-by: Haneen Mohammed <21008ec899995078540db7f42b6116f8457e87a0@gmail.com>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs