staging: wlan-ng: remove own bin2hex converter

In kernel we have hex_asc_hi and hex_asc_lo macroses to do the job.

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

diff --git a/drivers/staging/wlan-ng/prism2sta.c b/drivers/staging/wlan-ng/prism2sta.c
index 5ec5741..1a502bc 100644 (file)
--- a/drivers/staging/wlan-ng/prism2sta.c
+++ b/drivers/staging/wlan-ng/prism2sta.c
@@ -83,8 +83,6 @@
 #include "hfa384x.h"
 #include "prism2mgmt.h"
 
-#define wlan_hexchar(x) (((x) < 0x0a) ? ('0' + (x)) : ('a' + ((x) - 0x0a)))
-
 /* Create a string of printable chars from something that might not be */
 /* It's recommended that the str be 4*len + 1 bytes long */
 #define wlan_mkprintstr(buf, buflen, str, strlen) \
@@ -99,8 +97,8 @@
                } else { \
                        (str)[j] = '\\'; \
                        (str)[j+1] = 'x'; \
-                       (str)[j+2] = wlan_hexchar(((buf)[i] & 0xf0) >> 4); \
-                       (str)[j+3] = wlan_hexchar(((buf)[i] & 0x0f)); \
+                       (str)[j+2] = hex_asc_hi((buf)[i]); \
+                       (str)[j+3] = hex_asc_lo((buf)[i]); \
                        j += 4; \
                } \
        } \