[PATCH] libertas: make scan result handling more flexible

- use a linked list for scan results
- age scan results
- pass bss_descriptors around instead of indexes into the scan table
- lock access to the scan results
- stop returning EAGAIN from SIOCGIWSCAN handler

Signed-off-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h
index c43aa10f1a8b..41d8a4cdd43b 100644
--- a/drivers/net/wireless/libertas/dev.h
+++ b/drivers/net/wireless/libertas/dev.h
@@ -257,8 +257,10 @@ struct _wlan_adapter {
         struct WLAN_802_11_SSID previousssid;
         u8 previousbssid[ETH_ALEN];
 
-        struct bss_descriptor *scantable;
-        u32 numinscantable;
+        /* Scan results list */
+        struct list_head network_list;
+        struct list_head network_free_list;
+        struct bss_descriptor *networks;
 
         u8 scantype;
         u32 scanmode;