diff options
Diffstat (limited to 'drivers/staging/wlan-ng/prism2sta.c')
| -rw-r--r-- | drivers/staging/wlan-ng/prism2sta.c | 51 |
1 files changed, 27 insertions, 24 deletions
diff --git a/drivers/staging/wlan-ng/prism2sta.c b/drivers/staging/wlan-ng/prism2sta.c index 8d2277bb898..428a9be2501 100644 --- a/drivers/staging/wlan-ng/prism2sta.c +++ b/drivers/staging/wlan-ng/prism2sta.c @@ -1160,30 +1160,33 @@ static void prism2sta_inf_chinforesults(wlandevice_t *wlandev, le16_to_cpu(inf->info.chinforesult.scanchannels); for (i = 0, n = 0; i < HFA384x_CHINFORESULT_MAX; i++) { - if (hw->channel_info.results.scanchannels & (1 << i)) { - int channel = - le16_to_cpu(inf->info.chinforesult.result[n].chid) - - 1; - hfa384x_ChInfoResultSub_t *chinforesult = - &hw->channel_info.results.result[channel]; - chinforesult->chid = channel; - chinforesult->anl = - le16_to_cpu(inf->info.chinforesult.result[n].anl); - chinforesult->pnl = - le16_to_cpu(inf->info.chinforesult.result[n].pnl); - chinforesult->active = - le16_to_cpu(inf->info.chinforesult.result[n]. - active); - pr_debug - ("chinfo: channel %d, %s level (avg/peak)=%d/%d dB, pcf %d\n", - channel + 1, - chinforesult-> - active & HFA384x_CHINFORESULT_BSSACTIVE ? "signal" - : "noise", chinforesult->anl, chinforesult->pnl, - chinforesult-> - active & HFA384x_CHINFORESULT_PCFACTIVE ? 1 : 0); - n++; - } + hfa384x_ChInfoResultSub_t *result; + hfa384x_ChInfoResultSub_t *chinforesult; + int chan; + + if (!(hw->channel_info.results.scanchannels & (1 << i))) + continue; + + result = &inf->info.chinforesult.result[n]; + chan = le16_to_cpu(result->chid) - 1; + + if (chan < 0 || chan >= HFA384x_CHINFORESULT_MAX) + continue; + + chinforesult = &hw->channel_info.results.result[chan]; + chinforesult->chid = chan; + chinforesult->anl = le16_to_cpu(result->anl); + chinforesult->pnl = le16_to_cpu(result->pnl); + chinforesult->active = le16_to_cpu(result->active); + + pr_debug("chinfo: channel %d, %s level (avg/peak)=%d/%d dB, pcf %d\n", + chan + 1, + (chinforesult->active & HFA384x_CHINFORESULT_BSSACTIVE) + ? "signal" : "noise", + chinforesult->anl, chinforesult->pnl, + (chinforesult->active & HFA384x_CHINFORESULT_PCFACTIVE) + ? 1 : 0); + n++; } atomic_set(&hw->channel_info.done, 2); |