linux-kernel - [PATCH 5.4 079/453] soc: renesas: rmobile-sysc: Fix some leaks in rmobile_init_pm

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Message-Id: <20201228124941.040127794@linuxfoundation.org>
Date:   Mon, 28 Dec 2020 13:45:15 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Dan Carpenter <dan.carpenter@...cle.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.4 079/453] soc: renesas: rmobile-sysc: Fix some leaks in rmobile_init_pm_domains()

From: Dan Carpenter <dan.carpenter@...cle.com>

[ 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@...cle.com>
Link: https://lore.kernel.org/r/20200923113142.GC1473821@mwanda
Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/soc/renesas/rmobile-sysc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/soc/renesas/rmobile-sysc.c b/drivers/soc/renesas/rmobile-sysc.c
index 54b616ad4a62a..beb1c7211c3d6 100644
--- a/drivers/soc/renesas/rmobile-sysc.c
+++ b/drivers/soc/renesas/rmobile-sysc.c
@@ -327,6 +327,7 @@ 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;
 		}
-- 
2.27.0