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Subject[PATCHv2] drivers: isdn: use new hex_to_bin() method
Date
From: Andy Shevchenko <ext-andriy.shevchenko@nokia.com>

Get rid of own implementation of hex_to_bin().

Please note it requires to have hex_to_bin() introduced by one of previous
patch [1] which is not applied yet.

[1] http://patchwork.kernel.org/patch/80404/

Signed-off-by: Andy Shevchenko <ext-andriy.shevchenko@nokia.com>
Cc: Tilman Schmidt <tilman@imap.cc>
---
drivers/isdn/gigaset/capi.c | 13 +------------
1 files changed, 1 insertions(+), 12 deletions(-)
diff --git a/drivers/isdn/gigaset/capi.c b/drivers/isdn/gigaset/capi.c
index 83c4e2f..82ee085 100644
--- a/drivers/isdn/gigaset/capi.c
+++ b/drivers/isdn/gigaset/capi.c
@@ -169,17 +169,6 @@ static inline void ignore_cstruct_param(struct cardstate *cs, _cstruct param,
}

/*
- * convert hex to binary
- */
-static inline u8 hex2bin(char c)
-{
- int result = c & 0x0f;
- if (c & 0x40)
- result += 9;
- return result;
-}
-
-/*
* convert an IE from Gigaset hex string to ETSI binary representation
* including length byte
* return value: result length, -1 on error
@@ -190,7 +179,7 @@ static int encode_ie(char *in, u8 *out, int maxlen)
while (*in) {
if (!isxdigit(in[0]) || !isxdigit(in[1]) || l >= maxlen)
return -1;
- out[++l] = (hex2bin(in[0]) << 4) + hex2bin(in[1]);
+ out[++l] = (hex_to_bin(in[0]) << 4) + hex_to_bin(in[1]);
in += 2;
}
out[0] = l;
--
1.5.6.5


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