mac80211: set NEED_TXPROCESSING for PERR frames

A user reported warnings in ath5k due to transmitting frames with no
rates set up.  The frames were Mesh PERR frames, and some debugging
showed an empty control block with just the vif pointer:

>  [  562.522682] XXX txinfo: 00000000: 00 00 00 00 00 00 00 00 00 00 00
>  00 00 00 00 00  ................
>  [  562.522688] XXX txinfo: 00000010: 00 00 00 00 00 00 00 00 54 b8 f2
>  db 00 00 00 00  ........T.......
>  [  562.522693] XXX txinfo: 00000020: 00 00 00 00 00 00 00 00 00 00 00
>  00 00 00 00 00  ................

Set the IEEE80211_TX_INTFL_NEED_TXPROCESSING flag to ensure that
rate control gets run before the frame is sent.

Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index 47aeee2d8db160f6fa9eb62c32131bbd686acc29..40b390581b0154949c303195f1f158665c3a1f8e 100644 (file)
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -215,6 +215,7 @@ static void prepare_frame_for_deferred_tx(struct ieee80211_sub_if_data *sdata,
        skb->priority = 7;
 
        info->control.vif = &sdata->vif;
+       info->flags |= IEEE80211_TX_INTFL_NEED_TXPROCESSING;
        ieee80211_set_qos_hdr(sdata, skb);
 }