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sunrpc/cache: don't use custom hex_to_bin() converter

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Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: linux-nfs@vger.kernel.org
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Andy Shevchenko 2010-09-21 09:40:25 +03:00 committed by J. Bruce Fields
parent 1117449276
commit e7f483eabe
1 changed files with 13 additions and 7 deletions
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20
net/sunrpc/cache.c
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@ -1179,13 +1179,19 @@ int qword_get(char **bpp, char *dest, int bufsize)
if (bp[0] == '\\' && bp[1] == 'x') {
/* HEX STRING */
bp += 2;
while (isxdigit(bp[0]) && isxdigit(bp[1]) && len < bufsize) {
int byte = isdigit(*bp) ? *bp-'0' : toupper(*bp)-'A'+10;
bp++;
byte <<= 4;
byte |= isdigit(*bp) ? *bp-'0' : toupper(*bp)-'A'+10;
*dest++ = byte;
bp++;
while (len < bufsize) {
int h, l;
h = hex_to_bin(bp[0]);
if (h < 0)
break;
l = hex_to_bin(bp[1]);
if (l < 0)
break;
*dest++ = (h << 4) | l;
bp += 2;
len++;
}
} else {