[PATCH 14/21] mac80211: make minstrel/pid RC use ieee80211_is_data(fc)

Luis R. Rodriguez
2009-07-15T00:14:29Z

Cc: Felix Fietkau <nbd@openwrt.org>
Cc: Derek Smithies <derek@indranet.co.nz>
Cc: Chittajit Mitra <Chittajit.Mitra@Atheros.com>
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
---
net/mac80211/rc80211_minstrel.c | 7 +++----
net/mac80211/rc80211_pid_algo.c | 7 +++----
2 files changed, 6 insertions(+), 8 deletions(-)

diff --git a/net/mac80211/rc80211_minstrel.c b/net/mac80211/rc80211_minstrel.c
index 37771ab..5bdce0c 100644
--- a/net/mac80211/rc80211_minstrel.c
+++ b/net/mac80211/rc80211_minstrel.c
@@ -75,12 +75,11 @@ use_low_rate(struct sk_buff *skb)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
- u16 fc;
+ __le16 fc;

- fc = le16_to_cpu(hdr->frame_control);
+ fc = hdr->frame_control;

- return ((info->flags & IEEE80211_TX_CTL_NO_ACK) ||
- (fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_DATA);
+ return ((info->flags & IEEE80211_TX_CTL_NO_ACK) || !ieee80211_is_data(fc));
}

diff --git a/net/mac80211/rc80211_pid_algo.c b/net/mac80211/rc80211_pid_algo.c
index a0bef76..5496077 100644
--- a/net/mac80211/rc80211_pid_algo.c
+++ b/net/mac80211/rc80211_pid_algo.c
@@ -280,7 +280,7 @@ rate_control_pid_get_rate(void *priv, struct ieee80211_sta *sta,
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct rc_pid_sta_info *spinfo = priv_sta;
int rateidx;
- u16 fc;
+ __le16 fc;

if (txrc->rts)
info->control.rates[0].count =
@@ -290,9 +290,8 @@ rate_control_pid_get_rate(void *priv, struct ieee80211_sta *sta,
txrc->hw->conf.short_frame_max_tx_count;

/* Send management frames and NO_ACK data using lowest rate. */
- fc = le16_to_cpu(hdr->frame_control);
- if (!sta || !spinfo ||
- (fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_DATA ||
+ fc = hdr->frame_control;
+ if (!sta || !spinfo || !ieee80211_is_data(fc) ||
info->flags & IEEE80211_TX_CTL_NO_ACK) {
info->control.rates[0].idx = rate_lowest_index(sband, sta);
if (info->flags & IEEE80211_TX_CTL_NO_ACK)
--
1.6.0.6