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authorJohannes Berg <johannes@sipsolutions.net>2006-01-10 18:56:32 +0100
committerJohn W. Linville <linville@tuxdriver.com>2006-03-22 22:16:54 -0500
commit78e4f36e053b4d2c4623fdc1f6ac63f33d5b7c81 (patch)
tree2408dc01abd1cdf646bcf94bb13501d1ecf10dcf /net
parent51da28a847027fdf80e55a2a0d7bd0f7a8617d3d (diff)
[PATCH] softmac: select "best" network based on rssi
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
-rw-r--r--net/ieee80211/softmac/ieee80211softmac_assoc.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/net/ieee80211/softmac/ieee80211softmac_assoc.c b/net/ieee80211/softmac/ieee80211softmac_assoc.c
index 700244c3af8..9fd409099b5 100644
--- a/net/ieee80211/softmac/ieee80211softmac_assoc.c
+++ b/net/ieee80211/softmac/ieee80211softmac_assoc.c
@@ -167,6 +167,8 @@ ieee80211softmac_assoc_work(void *d)
/* Search the ieee80211 networks for this network if we didn't find it */
if (!found)
{
+ s8 rssi = -128; /* if I don't initialise, gcc emits an invalid warning
+ because it cannot follow the best pointer logic. */
spin_lock_irqsave(&mac->ieee->lock, flags);
list_for_each_entry(net, &mac->ieee->network_list, list) {
/* we're supposed to find the network with
@@ -174,7 +176,7 @@ ieee80211softmac_assoc_work(void *d)
* any network with a specific ESSID, and many
* different ones could have that.
*
- * I'll for now implement just finding one at all
+ * I'll for now just go with the reported rssi.
*
* We also should take into account the rateset
* here to find the best BSSID to try.
@@ -182,15 +184,17 @@ ieee80211softmac_assoc_work(void *d)
if (network_matches_request(mac, net)) {
if (!best) {
best = net;
+ rssi = best->stats.rssi;
continue;
}
/* we already had a matching network, so
* compare their properties to get the
* better of the two ... (see above)
*/
- /* TODO */
- /* for now, just */
- break;
+ if (rssi < net->stats.rssi) {
+ best = net;
+ rssi = best->stats.rssi;
+ }
}
}
/* if we unlock here, we might get interrupted and the `best'