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[S390] cio: remove custom implementation of hex_to_bin()

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Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Andy Shevchenko 2010-10-25 16:10:25 +02:00 committed by Martin Schwidefsky
parent ed3640b285
commit f2777077aa
1 changed files with 4 additions and 6 deletions
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10
drivers/s390/cio/blacklist.c
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@ -79,17 +79,15 @@ static int pure_hex(char **cp, unsigned int *val, int min_digit,
int max_digit, int max_val)
{
int diff;
unsigned int value;
diff = 0;
*val = 0;
while (isxdigit(**cp) && (diff <= max_digit)) {
while (diff <= max_digit) {
int value = hex_to_bin(**cp);
if (isdigit(**cp))
value = **cp - '0';
else
value = tolower(**cp) - 'a' + 10;
if (value < 0)
break;
*val = *val * 16 + value;
(*cp)++;
diff++;