staging: otus: remove unused methods

This is rebased version of the patch [1] which was mysteriously not
pushed anywhere but acked.

Here are two methods to convert hex value to binary format. These
certain methods aren't used anywhere in kernel.

[1] http://lkml.org/lkml/2010/2/18/267

Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/otus/apdbg.c b/drivers/staging/otus/apdbg.c
index 32c26e5..09415a6 100644 (file)
--- a/drivers/staging/otus/apdbg.c
+++ b/drivers/staging/otus/apdbg.c
@@ -90,28 +90,6 @@ struct zdap_ioctl {
 
 #endif
 
-static char hex(char v)
-{
-       if (isdigit(v))
-               return v - '0';
-       else if (isxdigit(v))
-               return tolower(v) - 'a' + 10;
-       else
-               return 0;
-}
-
-static unsigned char asctohex(char *str)
-{
-       unsigned char value;
-
-       value = hex(*str) & 0x0f;
-       value = value << 4;
-       str++;
-       value |= hex(*str) & 0x0f;
-
-       return value;
-}
-
 char *prgname;
 
 int set_ioctl(int sock, struct ifreq *req)