From: Luis Henriques <henrix@camandro.org>
To: David Woodhouse <dwmw2@infradead.org>,
Brian Norris <computersforpeace@gmail.com>,
Boris Brezillon <boris.brezillon@free-electrons.com>,
Marek Vasut <marek.vasut@gmail.com>,
Richard Weinberger <richard@nod.at>,
Cyrille Pitchen <cyrille.pitchen@atmel.com>
Cc: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org,
Luis Henriques <henrix@camandro.org>
Subject: [PATCH] mtd: maps: add missing iounmap() in error path
Date: Wed, 16 Nov 2016 22:50:16 +0000 [thread overview]
Message-ID: <20161116225016.29958-1-henrix@camandro.org> (raw)
This patch was triggered by the following Coccinelle error:
./drivers/mtd/maps/sc520cdp.c:246:3-9: \
ERROR: missing iounmap; ioremap on line 242 \
and execution via conditional on line 244
Signed-off-by: Luis Henriques <henrix@camandro.org>
---
drivers/mtd/maps/sc520cdp.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/mtd/maps/sc520cdp.c b/drivers/mtd/maps/sc520cdp.c
index 093edd51bdc7..7a27ed345d0d 100644
--- a/drivers/mtd/maps/sc520cdp.c
+++ b/drivers/mtd/maps/sc520cdp.c
@@ -243,6 +243,10 @@ static int __init init_sc520cdp(void)
if (!sc520cdp_map[i].virt) {
printk("Failed to ioremap_nocache\n");
+ if (i) {
+ while (--i)
+ iounmap(sc520cdp_map[i].virt);
+ }
return -EIO;
}
next reply other threads:[~2016-11-16 22:52 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-16 22:50 Luis Henriques [this message]
2016-11-20 21:13 ` Marek Vasut
2016-11-22 19:21 ` Brian Norris
2016-11-23 15:22 ` Luis Henriques
2016-11-23 23:40 ` [PATCH v2] " Luis Henriques
2016-11-25 14:18 ` Marek Vasut
2016-12-01 2:32 ` Brian Norris
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