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Message-Id: <1592c1379a6fda43140d113bb8001badce461bd9.1266861291.git.ext-andriy.shevchenko@nokia.com>
Date:	Mon, 22 Feb 2010 20:09:08 +0200
From:	Andy Shevchenko <andy.shevchenko@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Andy Shevchenko <ext-andriy.shevchenko@...ia.com>,
	"Richard Russon (FlatCap)" <ldm@...tcap.org>
Subject: [PATCH 09/11] fs: ldm: don't use own implementation of hex_to_bin()

From: Andy Shevchenko <ext-andriy.shevchenko@...ia.com>

Get rid of own implementation of hex_to_bin(). It requires to have hex_to_bin()
introduced by starter patch in the series.

Signed-off-by: Andy Shevchenko <ext-andriy.shevchenko@...ia.com>
Cc: "Richard Russon (FlatCap)" <ldm@...tcap.org>
---
 fs/partitions/ldm.c |   18 +++++++++---------
 1 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/fs/partitions/ldm.c b/fs/partitions/ldm.c
index 8652fb9..cb445fb 100644
--- a/fs/partitions/ldm.c
+++ b/fs/partitions/ldm.c
@@ -26,6 +26,7 @@
 #include <linux/slab.h>
 #include <linux/pagemap.h>
 #include <linux/stringify.h>
+#include <linux/kernel.h>
 #include "ldm.h"
 #include "check.h"
 #include "msdos.h"
@@ -77,17 +78,16 @@ static int ldm_parse_hexbyte (const u8 *src)
 	int h;
 
 	/* high part */
-	if      ((x = src[0] - '0') <= '9'-'0') h = x;
-	else if ((x = src[0] - 'a') <= 'f'-'a') h = x+10;
-	else if ((x = src[0] - 'A') <= 'F'-'A') h = x+10;
-	else return -1;
-	h <<= 4;
+	x = h = hex_to_bin(src[0]);
+	if (h < 0)
+		return -1;
 
 	/* low part */
-	if ((x = src[1] - '0') <= '9'-'0') return h | x;
-	if ((x = src[1] - 'a') <= 'f'-'a') return h | (x+10);
-	if ((x = src[1] - 'A') <= 'F'-'A') return h | (x+10);
-	return -1;
+	h = hex_to_bin(src[1]);
+	if (h < 0)
+		return -1;
+
+	return (x << 4) + h;
 }
 
 /**
-- 
1.5.6.5

--
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