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authorAndy Shevchenko <ext-andriy.shevchenko@nokia.com>2010-05-24 14:33:27 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-25 08:07:06 -0700
commit91f06e66805dd94825885b3ec392c693fe9ef4d9 (patch)
tree047e315e863085b74413af3534a8c682a3bcedc5 /fs/partitions
parent1356de06cea80ffc84cde6a4f8779414f20f211e (diff)
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fs: ldm: don't use own implementation of hex_to_bin()
Remove own implementation of hex_to_bin(). Signed-off-by: Andy Shevchenko <ext-andriy.shevchenko@nokia.com> Cc: "Richard Russon (FlatCap)" <ldm@flatcap.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/partitions')
-rw-r--r--fs/partitions/ldm.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/fs/partitions/ldm.c b/fs/partitions/ldm.c
index 3ceca05..648c9d8 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;
}
/**