From: Aya Mahfouz <mahfouz.saif.elyazal@gmail.com>
Date: Tue, 3 Mar 2015 14:08:38 +0000 (+0200)
Subject: staging: rtl8192u: ieee80211: replace memset(x,0,ETH_ALEN) by eth_zero_addr(x)
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=47f0585a20e28bdd3155823afcff209615c902ff;p=deliverable%2Flinux.git

staging: rtl8192u: ieee80211: replace memset(x,0,ETH_ALEN) by eth_zero_addr(x)

eth_zero_addr() is a wrapper function for memset if 0 is going to
be assigned to a mac address. The replacement was done by the
following coccinelle script:

@header@
@@

#include <linux/etherdevice.h>

@eth_zero_addr@
expression e;
@@

-memset(e,0,ETH_ALEN);
+eth_zero_addr(e);

@eth_broadcast_addr@
identifier e;
@@

-memset(e,\(0xff\|0xFF\|255\),ETH_ALEN);
+eth_broadcast_addr(e);

@linux_header depends on !header && (eth_zero_addr || eth_broadcast_addr) @
@@

+ #include <linux/etherdevice.h>
+

@special_header depends on !header && !linux_header && (eth_zero_addr || eth_broadcast_addr) @
@@

+
+ #include <linux/etherdevice.h>
+

@custom_header depends on !header && !linux_header && !special_header && (eth_zero_addr || eth_broadcast_addr) @
@@

+
+ #include <linux/etherdevice.h>

Signed-off-by: Aya Mahfouz <mahfouz.saif.elyazal@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac_wx.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac_wx.c
index 644368df6342..dcfa5abea127 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac_wx.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac_wx.c
@@ -121,7 +121,7 @@ int ieee80211_wx_get_wap(struct ieee80211_device *ieee,
 		ieee->state != IEEE80211_LINKED_SCANNING &&
 		ieee->wap_set == 0)
 
-		memset(wrqu->ap_addr.sa_data, 0, ETH_ALEN);
+		eth_zero_addr(wrqu->ap_addr.sa_data);
 	else
 		memcpy(wrqu->ap_addr.sa_data,
 		       ieee->current_network.bssid, ETH_ALEN);