openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

[MAC80211]: get STA after tx radiotap snipped 

Johannes Berg noticed that in __ieee80211_tx_prepare() we try to get the
STA from addr1 of the ieee80211 header when the radiotap header is actually
still at the front of the packet.  This patch defers doing that until the
radiotap header is gone.

Signed-off-by: Andy Green <andy@warmcat.com>
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
warmcat 2007-09-14 11:10:25 -04:00 committed by David S. Miller
parent 139c3a0492
commit 24338793ee
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
net/mac80211/tx.c
View File

@ -959,8 +959,6 @@ __ieee80211_tx_prepare(struct ieee80211_txrx_data *tx,
tx->dev = dev; /* use original interface */
tx->local = local;
tx->sdata = IEEE80211_DEV_TO_SUB_IF(dev);
tx->sta = sta_info_get(local, hdr->addr1);
tx->fc = le16_to_cpu(hdr->frame_control);
/*
* set defaults for things that can be set by
@ -985,6 +983,8 @@ __ieee80211_tx_prepare(struct ieee80211_txrx_data *tx,
res = TXRX_QUEUED; /* indication it was monitor packet */
}
tx->sta = sta_info_get(local, hdr->addr1);
tx->fc = le16_to_cpu(hdr->frame_control);
tx->u.tx.control = control;
if (is_multicast_ether_addr(hdr->addr1)) {
tx->flags &= ~IEEE80211_TXRXD_TXUNICAST;