diff options
| author | Johannes Berg <johannes@sipsolutions.net> | 2006-01-11 10:46:16 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2006-03-22 22:16:55 -0500 |
| commit | 1dc09776d79e0162553f6434c0b1ccb0cceea0b3 (patch) | |
| tree | 9328e50b85e01f754dc2c4d0e0f78461a76269ad /net | |
| parent | 48b2e4ce690dfbf4097e89e6ce0861ab85fd89c9 (diff) | |
| download | linux-1dc09776d79e0162553f6434c0b1ccb0cceea0b3.tar.bz2 | |
[PATCH] softmac: scan at least once before selecting a network by essid
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ieee80211/softmac/ieee80211softmac_assoc.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/net/ieee80211/softmac/ieee80211softmac_assoc.c b/net/ieee80211/softmac/ieee80211softmac_assoc.c index dd5d5cf7189a..aef018f8000e 100644 --- a/net/ieee80211/softmac/ieee80211softmac_assoc.c +++ b/net/ieee80211/softmac/ieee80211softmac_assoc.c @@ -164,8 +164,11 @@ ieee80211softmac_assoc_work(void *d) if (mac->associnfo.bssvalid) found = ieee80211softmac_get_network_by_bssid(mac, mac->associnfo.bssid); - /* Search the ieee80211 networks for this network if we didn't find it */ - if (!found) + /* Search the ieee80211 networks for this network if we didn't find it by bssid, + * but only if we've scanned at least once (to get a better list of networks to + * select from). If we have not scanned before, the !found logic below will be + * invoked and will scan. */ + if (!found && (mac->associnfo.scan_retry < IEEE80211SOFTMAC_ASSOC_SCAN_RETRY_LIMIT)) { s8 rssi = -128; /* if I don't initialise, gcc emits an invalid warning because it cannot follow the best pointer logic. */ @@ -218,12 +221,10 @@ ieee80211softmac_assoc_work(void *d) * NB: this also happens if we had no memory to copy the network info... * Maybe we can hope to have more memory after scanning finishes ;) */ - dprintk(KERN_INFO PFX "Associate: Network not known, trying to initiate scan: "); + dprintk(KERN_INFO PFX "Associate: Scanning for networks first.\n"); ieee80211softmac_notify(mac->dev, IEEE80211SOFTMAC_EVENT_SCAN_FINISHED, ieee80211softmac_assoc_notify, NULL); if (ieee80211softmac_start_scan(mac)) - dprintk("failed.\n"); - else - dprintk("ok.\n"); + dprintk(KERN_INFO PFX "Associate: failed to initiate scan. Is device up?\n"); return; } else { @@ -232,7 +233,7 @@ ieee80211softmac_assoc_work(void *d) mac->associated = 0; spin_unlock_irqrestore(&mac->lock, flags); - dprintk(KERN_INFO PFX "Unable to find network after scan!\n"); + dprintk(KERN_INFO PFX "Unable to find matching network after scan!\n"); ieee80211softmac_call_events(mac, IEEE80211SOFTMAC_EVENT_ASSOCIATE_NET_NOT_FOUND, NULL); return; } |