linux-kernel - [PATCH 1/7] UBI: Fastmap: Fix lock imbalance in case of an error

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Date:	Mon,  9 Jul 2012 14:18:37 +0200
From:	Richard Weinberger <richard@....at>
To:	linux-mtd@...ts.infradead.org
Cc:	linux-kernel@...r.kernel.org, adrian.hunter@...el.com,
	Heinz.Egger@...utronix.de, thomas.wucher@...utronix.de,
	shmulik.ladkani@...il.com, tglx@...utronix.de,
	tim.bird@...sony.com, Marius.Mazarel@...l.ro,
	artem.bityutskiy@...ux.intel.com, nyoushchenko@...sta.com,
	Richard Weinberger <richard@....at>
Subject: [PATCH 1/7] UBI: Fastmap: Fix lock imbalance in case of an error

Signed-off-by: Richard Weinberger <richard@....at>
---
 drivers/mtd/ubi/wl.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 6c69017..79e3257 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -271,10 +271,10 @@ static int produce_free_peb(struct ubi_device *ubi)
 
 		dbg_wl("do one work synchronously");
 		err = do_work(ubi);
-		if (err)
-			return err;
 
 		spin_lock(&ubi->wl_lock);
+		if (err)
+			return err;
 	}
 
 	return 0;
-- 
1.7.6.5

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