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Message-Id: <201206181207.q5IC7Hbm029241@sw-eng-lt-dc-vm2>
Date:	Mon, 18 Jun 2012 13:04:29 +0100
From:	Krystian Garbaciak <krystian.garbaciak@...semi.com>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org,
	Anthony Olech <Anthony.Olech@...semi.com>
Subject: [PATCH] regmap: Fix work_buf switching for page update during virtual range access.

After page update, orginal work_buf has to be restored regardless of
the result.

Signed-off-by: Krystian Garbaciak <krystian.garbaciak@...semi.com>
---
 drivers/base/regmap/regmap.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 83a0166..d912eb2 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -693,10 +693,11 @@ static int _regmap_select_page(struct regmap *map, unsigned int *reg,
 					range->selector_mask,
 					win_page << range->selector_shift,
 					&page_chg);
-			if (ret < 0)
-				return ret;
 
 			map->work_buf = orig_work_buf;
+
+			if (ret < 0)
+				return ret;
 		}
 
 		*reg = range->window_start + win_offset;
-- 
1.7.0.4

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