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staging: rtl8712: throw away custom hex_to_bin() 

Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Andy Shevchenko 2010-09-07 18:20:21 +03:00 committed by Greg Kroah-Hartman
parent 51973d7fa0
commit 91facdbe50
1 changed files with 2 additions and 13 deletions
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15
drivers/staging/rtl8712/rtl871x_ioctl_linux.c
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@ -62,17 +62,6 @@ static const char * const iw_operation_mode[] = {
"Monitor"
};
static int hex2num_i(char c)
{
if (c >= '0' && c <= '9')
return c - '0';
if (c >= 'a' && c <= 'f')
return c - 'a' + 10;
if (c >= 'A' && c <= 'F')
return c - 'A' + 10;
return -1;
}
/**
* hwaddr_aton - Convert ASCII string to MAC address
* @txt: MAC address as a string (e.g., "00:11:22:33:44:55")
@ -86,10 +75,10 @@ static int hwaddr_aton_i(const char *txt, u8 *addr)
for (i = 0; i < 6; i++) {
int a, b;
a = hex2num_i(*txt++);
a = hex_to_bin(*txt++);
if (a < 0)
return -1;
b = hex2num_i(*txt++);
b = hex_to_bin(*txt++);
if (b < 0)
return -1;
*addr++ = (a << 4) | b;