From ea021f56009207e8023c1c4ac4939be3dbe80dbf Mon Sep 17 00:00:00 2001 From: Stone Piao Date: Tue, 25 Sep 2012 20:23:38 -0700 Subject: [PATCH] mwifiex: append each IE into a seperate IE buffer When scan is triggered from cfg80211, the request contains some IEs and we should parse all the IEs and append each IE into a seperate IE buffer. Signed-off-by: Stone Piao Signed-off-by: Kiran Divekar Signed-off-by: Bing Zhao Signed-off-by: John W. Linville --- drivers/net/wireless/mwifiex/cfg80211.c | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index 261d7c548a5e..1f4bd67dffa7 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -1704,8 +1704,9 @@ mwifiex_cfg80211_scan(struct wiphy *wiphy, { struct net_device *dev = request->wdev->netdev; struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); - int i; + int i, offset; struct ieee80211_channel *chan; + struct ieee_types_header *ie; wiphy_dbg(wiphy, "info: received scan request on %s\n", dev->name); @@ -1728,13 +1729,17 @@ mwifiex_cfg80211_scan(struct wiphy *wiphy, priv->user_scan_cfg->ssid_list = request->ssids; if (request->ie && request->ie_len) { + offset = 0; for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) { if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR) continue; priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_SCAN; - memcpy(&priv->vs_ie[i].ie, request->ie, - request->ie_len); - break; + ie = (struct ieee_types_header *)(request->ie + offset); + memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len); + offset += sizeof(*ie) + ie->len; + + if (offset >= request->ie_len) + break; } } -- 2.39.2