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Fix a bug under injection where control->sta is NULL

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This commit is contained in:
Xianjun Jiao 2025-04-09 11:32:20 +01:00
parent 7b1333150c
commit ea32274930
1 changed files with 8 additions and 1 deletions
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9
driver/sdr.c
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@ -991,6 +991,7 @@ static void openwifi_tx(struct ieee80211_hw *dev,
bool drv_seqno=false, use_rts_cts, use_cts_protect, ht_aggr_start=false, use_ht_rate, use_ht_aggr, cts_use_traffic_rate=false, force_use_cts_protect=false;
__le16 frame_control,duration_id;
u32 dma_fifo_no_room_flag, hw_queue_len, delay_count=0;
u16 aid = 0;
enum dma_status status;
static u32 addr1_low32_prev = -1;
@ -1150,9 +1151,15 @@ static void openwifi_tx(struct ieee80211_hw *dev,
// sifs = (priv->actual_rx_lo<2500?10:16);
sifs = 16; // for ofdm, sifs is always 16
if (control != NULL) { // get aid for gen_ht_duration_id only when control->sta is not NULL
if (control->sta != NULL) {
aid = control->sta->aid;
}
}
if (use_ht_rate) {
// printk("%s openwifi_tx: rate_hw_value %d aggr %d sifs %d\n", sdr_compatible_str, rate_hw_value, use_ht_aggr, sifs);
hdr->duration_id = gen_ht_duration_id(frame_control, control->sta->aid, qos_hdr, use_ht_aggr, rate_hw_value, sifs); //linux only do it for 11a/g, not for 11n and later
hdr->duration_id = gen_ht_duration_id(frame_control, aid, qos_hdr, use_ht_aggr, rate_hw_value, sifs); //linux only do it for 11a/g, not for 11n and later
}
duration_id = hdr->duration_id;