提交 d48055d9 编写于 作者: E Eliad Peller 提交者: Luciano Coelho

wl12xx: remove TIM ie from probe response

wl12xx uses the beacon as the probe response template.
However, the beacon includes a TIM ie, which shouldn't
exist in the probe response.

Delete it from the skb before configuring the probe
response template.
Signed-off-by: NEliad Peller <eliad@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>
上级 06b660e1
无相关合并请求
......@@ -3069,6 +3069,20 @@ static int wl1271_ssid_set(struct wl1271 *wl, struct sk_buff *skb,
return 0;
}
static void wl12xx_remove_ie(struct sk_buff *skb, u8 eid, int ieoffset)
{
int len;
const u8 *next, *end = skb->data + skb->len;
u8 *ie = (u8 *)cfg80211_find_ie(eid, skb->data + ieoffset,
skb->len - ieoffset);
if (!ie)
return;
len = ie[1] + 2;
next = ie + len;
memmove(ie, next, end - next);
skb_trim(skb, skb->len - len);
}
static int wl1271_bss_erp_info_changed(struct wl1271 *wl,
struct ieee80211_bss_conf *bss_conf,
u32 changed)
......@@ -3151,6 +3165,9 @@ static int wl1271_bss_beacon_info_changed(struct wl1271 *wl,
goto out;
}
/* remove TIM ie from probe response */
wl12xx_remove_ie(beacon, WLAN_EID_TIM, ieoffset);
hdr = (struct ieee80211_hdr *) beacon->data;
hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_PROBE_RESP);
......
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