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nl80211: Add get_bss_ifindex() helper

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This can be used to fetch a BSS entry based on interface index.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2014-10-04 16:20:38 +03:00
parent f1a613118e
commit 5dfbd725a9
1 changed files with 15 additions and 4 deletions
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19
src/drivers/driver_nl80211.c
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@ -588,6 +588,20 @@ static int is_p2p_net_interface(enum nl80211_iftype nlmode)
} }
static struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv,
int ifindex)
{
struct i802_bss *bss;
for (bss = drv->first_bss; bss; bss = bss->next) {
if (bss->ifindex == ifindex)
return bss;
}
return NULL;
}
static void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv) static void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv)
{ {
if (drv->associated) if (drv->associated)
@ -1688,10 +1702,7 @@ static void mlme_event_ch_switch(struct wpa_driver_nl80211_data *drv,
return; return;
ifidx = nla_get_u32(ifindex); ifidx = nla_get_u32(ifindex);
for (bss = drv->first_bss; bss; bss = bss->next) bss = get_bss_ifindex(drv, ifidx);
if (bss->ifindex == ifidx)
break;
if (bss == NULL) { if (bss == NULL) {
wpa_printf(MSG_WARNING, "nl80211: Unknown ifindex (%d) for channel switch, ignoring", wpa_printf(MSG_WARNING, "nl80211: Unknown ifindex (%d) for channel switch, ignoring",
ifidx); ifidx);