Commit e644814a authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Greg Kroah-Hartman

usb: throw away custom hex digit methods

Recent kernel has common method to convert hex digit to its value.
Signed-off-by: default avatarAndy Shevchenko <ext-andriy.shevchenko@nokia.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent a5cc8049
......@@ -67,6 +67,7 @@
#include <linux/mutex.h>
#include <linux/freezer.h>
#include <linux/slab.h>
#include <linux/kernel.h>
#include <asm/unaligned.h>
......@@ -2436,7 +2437,6 @@ UEA_ATTR(firmid, 0);
/* Retrieve the device End System Identifier (MAC) */
#define htoi(x) (isdigit(x) ? x-'0' : toupper(x)-'A'+10)
static int uea_getesi(struct uea_softc *sc, u_char * esi)
{
unsigned char mac_str[2 * ETH_ALEN + 1];
......@@ -2447,7 +2447,8 @@ static int uea_getesi(struct uea_softc *sc, u_char * esi)
return 1;
for (i = 0; i < ETH_ALEN; i++)
esi[i] = htoi(mac_str[2 * i]) * 16 + htoi(mac_str[2 * i + 1]);
esi[i] = hex_to_bin(mac_str[2 * i]) * 16 +
hex_to_bin(mac_str[2 * i + 1]);
return 0;
}
......
......@@ -704,17 +704,6 @@ static char *host_addr;
module_param(host_addr, charp, S_IRUGO);
MODULE_PARM_DESC(host_addr, "Host Ethernet Address");
static u8 __init nibble(unsigned char c)
{
if (isdigit(c))
return c - '0';
c = toupper(c);
if (isxdigit(c))
return 10 + c - 'A';
return 0;
}
static int get_ether_addr(const char *str, u8 *dev_addr)
{
if (str) {
......@@ -725,8 +714,8 @@ static int get_ether_addr(const char *str, u8 *dev_addr)
if ((*str == '.') || (*str == ':'))
str++;
num = nibble(*str++) << 4;
num |= (nibble(*str++));
num = hex_to_bin(*str++) << 4;
num |= hex_to_bin(*str++);
dev_addr [i] = num;
}
if (is_valid_ether_addr(dev_addr))
......
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