diff options
author | Lee Jones <lee.jones@linaro.org> | 2012-01-12 12:50:11 +0000 |
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committer | Lee Jones <lee.jones@linaro.org> | 2012-01-12 12:50:11 +0000 |
commit | 72108d578689febd3579bf16be470328ded6c6d9 (patch) | |
tree | cc36ad5306ce823f8e98956c8f048f48017be3cc /drivers/net/wireless/wl12xx/scan.c | |
parent | 330f78a83c1f47055427e10a68733af77b2cbac8 (diff) | |
parent | 2150f72fe35397cc6d6ce39866bd0462cfbcc916 (diff) |
Automatically merging tracking-igloo_kernel-other into merging-stable-linaro-ux500-3.1stable-linaro-ux500-3.1
Conflicting files:
Diffstat (limited to 'drivers/net/wireless/wl12xx/scan.c')
-rw-r--r-- | drivers/net/wireless/wl12xx/scan.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/net/wireless/wl12xx/scan.c b/drivers/net/wireless/wl12xx/scan.c index edfe01c321c..afb7356bd48 100644 --- a/drivers/net/wireless/wl12xx/scan.c +++ b/drivers/net/wireless/wl12xx/scan.c @@ -83,14 +83,18 @@ static int wl1271_get_scan_channels(struct wl1271 *wl, for (i = 0, j = 0; i < req->n_channels && j < WL1271_SCAN_MAX_CHANNELS; i++) { - flags = req->channels[i]->flags; if (!test_bit(i, wl->scan.scanned_ch) && !(flags & IEEE80211_CHAN_DISABLED) && - ((!!(flags & IEEE80211_CHAN_PASSIVE_SCAN)) == passive) && - (req->channels[i]->band == band)) { - + (req->channels[i]->band == band) && + /* + * In passive scans, we scan all remaining + * channels, even if not marked as such. + * In active scans, we only scan channels not + * marked as passive. + */ + (passive || !(flags & IEEE80211_CHAN_PASSIVE_SCAN))) { wl1271_debug(DEBUG_SCAN, "band %d, center_freq %d ", req->channels[i]->band, req->channels[i]->center_freq); @@ -142,6 +146,10 @@ static int wl1271_scan_send(struct wl1271 *wl, enum ieee80211_band band, int ret; u16 scan_options = 0; + /* skip active scans if we don't have SSIDs */ + if (!passive && wl->scan.req->n_ssids == 0) + return WL1271_NOTHING_TO_SCAN; + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); trigger = kzalloc(sizeof(*trigger), GFP_KERNEL); if (!cmd || !trigger) { @@ -152,8 +160,7 @@ static int wl1271_scan_send(struct wl1271 *wl, enum ieee80211_band band, /* We always use high priority scans */ scan_options = WL1271_SCAN_OPT_PRIORITY_HIGH; - /* No SSIDs means that we have a forced passive scan */ - if (passive || wl->scan.req->n_ssids == 0) + if (passive) scan_options |= WL1271_SCAN_OPT_PASSIVE; cmd->params.scan_options = cpu_to_le16(scan_options); |