ARM i.MX6q: unmap memory mapped at imx6q_opp_check_speed_grading()

imx6q_opp_check_speed_grading() remaps memory to the base variable and
never unmaps it. I can't see how this can be of any use later so here I
unmap it.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c
index 5057d61298b7..4ad6e473cf83 100644
--- a/arch/arm/mach-imx/mach-imx6q.c
+++ b/arch/arm/mach-imx/mach-imx6q.c
@@ -329,7 +329,7 @@ static void __init imx6q_opp_check_speed_grading(struct device *cpu_dev)
                         if (dev_pm_opp_disable(cpu_dev, 852000000))
                                 pr_warn("failed to disable 852 MHz OPP\n");
         }
-
+        iounmap(base);
 put_node:
         of_node_put(np);
 }