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authorJohannes Berg <johannes@sipsolutions.net>2006-01-11 10:46:16 +0100
committerJohn W. Linville <linville@tuxdriver.com>2006-03-22 22:16:55 -0500
commit1dc09776d79e0162553f6434c0b1ccb0cceea0b3 (patch)
tree9328e50b85e01f754dc2c4d0e0f78461a76269ad /net/ieee80211/softmac/ieee80211softmac_assoc.c
parent48b2e4ce690dfbf4097e89e6ce0861ab85fd89c9 (diff)
downloadlinux-sh-1dc09776d79e0162553f6434c0b1ccb0cceea0b3.tar.gz
[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/ieee80211/softmac/ieee80211softmac_assoc.c')
-rw-r--r--net/ieee80211/softmac/ieee80211softmac_assoc.c15
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;
}