soc: renesas: rmobile-sysc: Fix some leaks in rmobile_init_pm_domains()

[ Upstream commit cf25d802e029c31efac8bdc979236927f37183bd ]

This code needs to call iounmap() on one error path.

Fixes: 2173fc7cb681 ("ARM: shmobile: R-Mobile: Add DT support for PM domains")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20200923113142.GC1473821@mwanda
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/arch/arm/mach-shmobile/pm-rmobile.c b/arch/arm/mach-shmobile/pm-rmobile.c
index e348bcfe389da51b96cbc2c0bddbbb93a9e7cf5c..cb8b02a1abe26c7ae29cdf2aab16644833692345 100644 (file)
--- a/arch/arm/mach-shmobile/pm-rmobile.c
+++ b/arch/arm/mach-shmobile/pm-rmobile.c
@@ -330,6 +330,7 @@ static int __init rmobile_init_pm_domains(void)
 
                pmd = of_get_child_by_name(np, "pm-domains");
                if (!pmd) {
+                       iounmap(base);
                        pr_warn("%pOF lacks pm-domains node\n", np);
                        continue;
                }