[PATCH v3 09/11] staging: wlan-ng: use %*pEhp to print SN

Andy Shevchenko
2014-08-20T09:44:47Z

This is a generic specifier to print an escaped buffer by given criteria. Let's
use it instead of custom approach.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/staging/wlan-ng/prism2sta.c | 28 ++--------------------------
1 file changed, 2 insertions(+), 26 deletions(-)

diff --git a/drivers/staging/wlan-ng/prism2sta.c b/drivers/staging/wlan-ng/prism2sta.c
index 799ce8a..df577df 100644
--- a/drivers/staging/wlan-ng/prism2sta.c
+++ b/drivers/staging/wlan-ng/prism2sta.c
@@ -60,7 +60,6 @@
#include <linux/netdevice.h>
#include <linux/workqueue.h>
#include <linux/byteorder/generic.h>
-#include <linux/ctype.h>

#include <linux/io.h>
#include <linux/delay.h>
@@ -81,27 +80,6 @@
#include "hfa384x.h"
#include "prism2mgmt.h"

-/* 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) \
-{ \
- int i = 0; \
- int j = 0; \
- memset(str, 0, (strlen)); \
- for (i = 0; i < (buflen); i++) { \
- if (isprint((buf)[i])) { \
- (str)[j] = (buf)[i]; \
- j++; \
- } else { \
- (str)[j] = '\\'; \
- (str)[j+1] = 'x'; \
- (str)[j+2] = hex_asc_hi((buf)[i]); \
- (str)[j+3] = hex_asc_lo((buf)[i]); \
- j += 4; \
- } \
- } \
-}
-
static char *dev_info = "prism2_usb";
static wlandevice_t *create_wlan(void);

@@ -607,7 +585,6 @@ static int prism2sta_getcardinfo(wlandevice_t *wlandev)
hfa384x_t *hw = (hfa384x_t *) wlandev->priv;
u16 temp;
u8 snum[HFA384x_RID_NICSERIALNUMBER_LEN];
- char pstr[(HFA384x_RID_NICSERIALNUMBER_LEN * 4) + 1];

/* Collect version and compatibility info */
/* Some are critical, some are not */
@@ -862,9 +839,8 @@ static int prism2sta_getcardinfo(wlandevice_t *wlandev)
result = hfa384x_drvr_getconfig(hw, HFA384x_RID_NICSERIALNUMBER,
snum, HFA384x_RID_NICSERIALNUMBER_LEN);
if (!result) {
- wlan_mkprintstr(snum, HFA384x_RID_NICSERIALNUMBER_LEN,
- pstr, sizeof(pstr));
- netdev_info(wlandev->netdev, "Prism2 card SN: %s\n", pstr);
+ netdev_info(wlandev->netdev, "Prism2 card SN: %*pEhp\n",
+ HFA384x_RID_NICSERIALNUMBER_LEN, snum);
} else {
netdev_err(wlandev->netdev, "Failed to retrieve Prism2 Card SN\n");
goto failed;
--
2.1.0