Use the mac_pton() helper to convert the mac address string.
The functions key_char2num() and key_2char2num() are not used
anywhere else and can be removed.
This also has the benefit of validating the input since mac_pton()
returns false if the string is not valid.
Signed-off-by: Michael Straube <straube.linux@xxxxxxxxx>
Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
---
.../staging/rtl8723bs/core/rtw_ieee80211.c | 30 +++----------------
.../staging/rtl8723bs/os_dep/ioctl_linux.c | 3 --
2 files changed, 4 insertions(+), 29 deletions(-)
diff --git a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
index 8af4a89e632f..8e0025e1ff14 100644
--- a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
+++ b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
@@ -1137,25 +1137,6 @@ ParseRes rtw_ieee802_11_parse_elems(u8 *start, uint len,
}
-static u8 key_char2num(u8 ch);
-static u8 key_char2num(u8 ch)
-{
- if ((ch >= '0') && (ch <= '9'))
- return ch - '0';
- else if ((ch >= 'a') && (ch <= 'f'))
- return ch - 'a' + 10;
- else if ((ch >= 'A') && (ch <= 'F'))
- return ch - 'A' + 10;
- else
- return 0xff;
-}
-
-u8 key_2char2num(u8 hch, u8 lch);
-u8 key_2char2num(u8 hch, u8 lch)
-{
- return ((key_char2num(hch) << 4) | key_char2num(lch));
-}
-
void rtw_macaddr_cfg(struct device *dev, u8 *mac_addr)
{
u8 mac[ETH_ALEN];
@@ -1166,14 +1147,11 @@ void rtw_macaddr_cfg(struct device *dev, u8 *mac_addr)
if (!mac_addr)
return;
- if (rtw_initmac) { /* Users specify the mac address */
- int jj, kk;
-
- for (jj = 0, kk = 0; jj < ETH_ALEN; jj++, kk += 3) {
- mac[jj] = key_2char2num(rtw_initmac[kk], rtw_initmac[kk + 1]);
- }
+ if (rtw_initmac && mac_pton(rtw_initmac, mac)) {
+ /* Users specify the mac address */
ether_addr_copy(mac_addr, mac);
- } else{ /* Use the mac address stored in the Efuse */
+ } else {
+ /* Use the mac address stored in the Efuse */
ether_addr_copy(mac, mac_addr);
}
diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c b/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
index 39502156f652..4eb51f45b387 100644
--- a/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
+++ b/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
@@ -32,9 +32,6 @@
#define WEXT_CSCAN_HOME_DWELL_SECTION 'H'
#define WEXT_CSCAN_TYPE_SECTION 'T'
-
-extern u8 key_2char2num(u8 hch, u8 lch);
-
static u32 rtw_rates[] = {1000000, 2000000, 5500000, 11000000,
6000000, 9000000, 12000000, 18000000, 24000000, 36000000, 48000000, 54000000};
--
2.18.0
_______________________________________________
devel mailing list
devel@xxxxxxxxxxxxxxxxxxxxxx
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
