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authorAndy Shevchenko <ext-andriy.shevchenko@nokia.com>2010-06-15 17:04:44 +0300
committerGreg Kroah-Hartman <gregkh@suse.de>2010-08-10 14:35:35 -0700
commite644814a2ccbfe171d2fd2b9bca491ead1ae1a96 (patch)
tree7610bc54a5e84406c23aef29ac38b2a1ad122e9e /drivers/usb/gadget
parenta5cc8049ca8ec8b09b9649f32b6e37f94345ddb8 (diff)
usb: throw away custom hex digit methods
Recent kernel has common method to convert hex digit to its value. Signed-off-by: Andy Shevchenko <ext-andriy.shevchenko@nokia.com> Cc: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/gadget')
-rw-r--r--drivers/usb/gadget/u_ether.c15
1 files changed, 2 insertions, 13 deletions
diff --git a/drivers/usb/gadget/u_ether.c b/drivers/usb/gadget/u_ether.c
index 1da755a1c85..6bb876d6525 100644
--- a/drivers/usb/gadget/u_ether.c
+++ b/drivers/usb/gadget/u_ether.c
@@ -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))