From: Wei Yongjun Date: Thu, 23 Aug 2012 06:54:05 +0000 (+0800) Subject: ipw2200: use is_zero_ether_addr() and is_broadcast_ether_addr() X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=7949d20c133ab00ba3d2ae7b099171046aa32252;p=~shefty%2Frdma-dev.git ipw2200: use is_zero_ether_addr() and is_broadcast_ether_addr() Using is_zero_ether_addr() and is_broadcast_ether_addr() instead of directly use memcmp() to determine if the ethernet address is all zeros. spatch with a semantic match is used to found this problem. (http://coccinelle.lip6.fr/) Signed-off-by: Wei Yongjun Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c index 0df45914739..935120fc8c9 100644 --- a/drivers/net/wireless/ipw2x00/ipw2200.c +++ b/drivers/net/wireless/ipw2x00/ipw2200.c @@ -9037,18 +9037,11 @@ static int ipw_wx_set_wap(struct net_device *dev, { struct ipw_priv *priv = libipw_priv(dev); - static const unsigned char any[] = { - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff - }; - static const unsigned char off[] = { - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 - }; - if (wrqu->ap_addr.sa_family != ARPHRD_ETHER) return -EINVAL; mutex_lock(&priv->mutex); - if (!memcmp(any, wrqu->ap_addr.sa_data, ETH_ALEN) || - !memcmp(off, wrqu->ap_addr.sa_data, ETH_ALEN)) { + if (is_broadcast_ether_addr(wrqu->ap_addr.sa_data) || + is_zero_ether_addr(wrqu->ap_addr.sa_data)) { /* we disable mandatory BSSID association */ IPW_DEBUG_WX("Setting AP BSSID to ANY\n"); priv->config &= ~CFG_STATIC_BSSID;