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