From 6a5c23194e09103ed24301e098c03a7da382a656 Mon Sep 17 00:00:00 2001 From: Wei Yongjun Date: Sat, 25 Aug 2012 09:39:15 +0800 Subject: [PATCH] staging: csr: use is_zero_ether_addr() instead of memcmp() Using is_zero_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: Greg Kroah-Hartman --- drivers/staging/csr/sme_wext.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/staging/csr/sme_wext.c b/drivers/staging/csr/sme_wext.c index 568912328e9c..b58c0c6b171c 100644 --- a/drivers/staging/csr/sme_wext.c +++ b/drivers/staging/csr/sme_wext.c @@ -1191,8 +1191,6 @@ unifi_siwap(struct net_device *dev, struct iw_request_info *info, netInterface_priv_t *interfacePriv = (netInterface_priv_t *)netdev_priv(dev); unifi_priv_t *priv = interfacePriv->privPtr; int err = 0; - const unsigned char zero_bssid[ETH_ALEN] = {0x00, 0x00, 0x00, - 0x00, 0x00, 0x00}; func_enter(); @@ -1213,7 +1211,7 @@ unifi_siwap(struct net_device *dev, struct iw_request_info *info, unifi_trace(priv, UDBG1, "unifi_siwap: asked for %pM\n", wrqu->ap_addr.sa_data); - if (!memcmp(wrqu->ap_addr.sa_data, zero_bssid, ETH_ALEN)) { + if (is_zero_ether_addr(wrqu->ap_addr.sa_data)) { priv->ignore_bssid_join = FALSE; err = sme_mgt_disconnect(priv); if (err) { -- 2.30.2