From 707985b3850f6ff168340e20b7f6b783782fb8ed Mon Sep 17 00:00:00 2001 From: David Woodhouse Date: Fri, 25 May 2007 23:41:16 -0400 Subject: [PATCH] libertas: fix big-endian associate command. Byte-swapping length fields and then passing them to memcpy() considered harmful. Signed-off-by: David Woodhouse Signed-off-by: John W. Linville --- drivers/net/wireless/libertas/join.c | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/wireless/libertas/join.c b/drivers/net/wireless/libertas/join.c index 781b563a2f4..b728f7fb9e3 100644 --- a/drivers/net/wireless/libertas/join.c +++ b/drivers/net/wireless/libertas/join.c @@ -362,25 +362,25 @@ int libertas_cmd_80211_associate(wlan_private * priv, ssid = (struct mrvlietypes_ssidparamset *) pos; ssid->header.type = cpu_to_le16(TLV_TYPE_SSID); - ssid->header.len = cpu_to_le16(bss->ssid.ssidlength); - memcpy(ssid->ssid, bss->ssid.ssid, ssid->header.len); - pos += sizeof(ssid->header) + ssid->header.len; - ssid->header.len = cpu_to_le16(ssid->header.len); + tmplen = bss->ssid.ssidlength; + ssid->header.len = cpu_to_le16(tmplen); + memcpy(ssid->ssid, bss->ssid.ssid, tmplen); + pos += sizeof(ssid->header) + tmplen; phy = (struct mrvlietypes_phyparamset *) pos; phy->header.type = cpu_to_le16(TLV_TYPE_PHY_DS); - phy->header.len = cpu_to_le16(sizeof(phy->fh_ds.dsparamset)); + tmplen = sizeof(phy->fh_ds.dsparamset); + phy->header.len = cpu_to_le16(tmplen); memcpy(&phy->fh_ds.dsparamset, &bss->phyparamset.dsparamset.currentchan, - sizeof(phy->fh_ds.dsparamset)); - pos += sizeof(phy->header) + phy->header.len; - phy->header.len = cpu_to_le16(phy->header.len); + tmplen); + pos += sizeof(phy->header) + tmplen; ss = (struct mrvlietypes_ssparamset *) pos; ss->header.type = cpu_to_le16(TLV_TYPE_CF); - ss->header.len = cpu_to_le16(sizeof(ss->cf_ibss.cfparamset)); - pos += sizeof(ss->header) + ss->header.len; - ss->header.len = cpu_to_le16(ss->header.len); + tmplen = sizeof(ss->cf_ibss.cfparamset); + ss->header.len = cpu_to_le16(tmplen); + pos += sizeof(ss->header) + tmplen; rates = (struct mrvlietypes_ratesparamset *) pos; rates->header.type = cpu_to_le16(TLV_TYPE_RATES); -- cgit v1.2.3