[PATCH] staging: rtl8712: avoid a useless call to memset().

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



In r8711_wx_get_wap(), make sure we do not call memcpy() on a memory area that
has just been zeroed by a call to memset().

Signed-off-by: Cyril Roelandt <tipecaml@xxxxxxxxx>
---
 drivers/staging/rtl8712/rtl871x_ioctl_linux.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
index 3a64790..2c73319 100644
--- a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
+++ b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
@@ -1131,10 +1131,11 @@ static int r8711_wx_get_wap(struct net_device *dev,
 	struct ndis_wlan_bssid_ex *pcur_bss = &pmlmepriv->cur_network.network;
 
 	wrqu->ap_addr.sa_family = ARPHRD_ETHER;
-	memset(wrqu->ap_addr.sa_data, 0, ETH_ALEN);
 	if (check_fwstate(pmlmepriv, _FW_LINKED |
 	    WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE)) {
 		memcpy(wrqu->ap_addr.sa_data, pcur_bss->MacAddress, ETH_ALEN);
+	} else {
+		memset(wrqu->ap_addr.sa_data, 0, ETH_ALEN);
 	}
 	return 0;
 }
-- 
1.7.10.4

--
To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Kernel Development]     [Kernel Announce]     [Kernel Newbies]     [Linux Networking Development]     [Share Photos]     [IDE]     [Security]     [Git]     [Netfilter]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Device Mapper]

  Powered by Linux