wl1271: Don't generate null func template for ad-hoc

The null func template is not needed for ad-hoc, and it's generation is not
supported for ad-hoc (mac80211 will WARN about it.)

Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Reviewed-by: Teemu Paasikivi <ext-teemu.3.paasikivi@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Juuso Oikarinen 2010-03-18 12:26:44 +02:00 committed by John W. Linville
parent 14b228a0d4
commit a0cb7be4f4
2 changed files with 21 additions and 11 deletions

View File

@ -709,18 +709,30 @@ int wl1271_cmd_template_set(struct wl1271 *wl, u16 template_id,
int wl1271_cmd_build_null_data(struct wl1271 *wl)
{
struct sk_buff *skb;
int ret = 0;
struct sk_buff *skb = NULL;
int size;
void *ptr;
int ret = -ENOMEM;
skb = ieee80211_nullfunc_get(wl->hw, wl->vif);
if (!skb)
goto out;
ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, skb->data,
skb->len);
if (wl->bss_type == BSS_TYPE_IBSS) {
size = sizeof(struct wl12xx_null_data_template);
ptr = NULL;
} else {
skb = ieee80211_nullfunc_get(wl->hw, wl->vif);
if (!skb)
goto out;
size = skb->len;
ptr = skb->data;
}
ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, ptr, size);
out:
dev_kfree_skb(skb);
if (ret)
wl1271_warning("cmd buld null data failed %d", ret);
return ret;
}

View File

@ -1619,12 +1619,10 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
*/
memcmp(wl->bssid, bss_conf->bssid, ETH_ALEN)) {
memcpy(wl->bssid, bss_conf->bssid, ETH_ALEN);
ret = wl1271_cmd_build_null_data(wl);
if (ret < 0) {
wl1271_warning("cmd buld null data failed %d",
ret);
if (ret < 0)
goto out_sleep;
}
/* filter out all packets not from this BSSID */
wl1271_configure_filters(wl, 0);