Use setup_timer() instead of init_timer() to simplify the code.
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Cc: iommu@lists.linux-foundation.org
Cc: Jon Mason <jdmason@kudzu.us>
Cc: Muli Ben-Yehuda <mulix@mulix.org>
Link: http://lkml.kernel.org/r/e4f1888b9e4a87f6a6345f86ed23071483763b22.1490340972.git.geliangtang@gmail.comSigned-off-by: Thomas Gleixner <tglx@linutronix.de>