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P2P: Unauthorize pending P2P GO Neg peer on p2p_cancel

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If there is a pending GO Negotiation when p2p_cancel is used,
unauthorize the peer to avoid immediate reconnection from being
accepted without a new p2p_connect command.
This commit is contained in:
Sudhakar Swaminathan 2010-12-17 15:05:35 +02:00 committed by Jouni Malinen
parent 0a14e3ec8b
commit 231bbd0375
3 changed files with 18 additions and 0 deletions
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8
src/p2p/p2p.c
View file

@ -3211,3 +3211,11 @@ void p2p_set_best_channels(struct p2p_data *p2p, int freq_24, int freq_5,
p2p->best_freq_5 = freq_5;
p2p->best_freq_overall = freq_overall;
}
const u8 * p2p_get_go_neg_peer(struct p2p_data *p2p)
{
if (p2p == NULL || p2p->go_neg_peer == NULL)
return NULL;
return p2p->go_neg_peer->p2p_device_addr;
}

2
src/p2p/p2p.h
View file

@ -1322,4 +1322,6 @@ void p2p_update_channel_list(struct p2p_data *p2p, struct p2p_channels *chan);
void p2p_set_best_channels(struct p2p_data *p2p, int freq_24, int freq_5,
int freq_overall);
const u8 * p2p_get_go_neg_peer(struct p2p_data *p2p);
#endif /* P2P_H */

8
wpa_supplicant/p2p_supplicant.c
View file

@ -3948,6 +3948,7 @@ int wpas_p2p_cancel(struct wpa_supplicant *wpa_s)
{
struct wpa_global *global = wpa_s->global;
int found = 0;
const u8 *peer;
wpa_printf(MSG_DEBUG, "P2P: Request to cancel group formation");
@ -3955,6 +3956,13 @@ int wpas_p2p_cancel(struct wpa_supplicant *wpa_s)
!is_zero_ether_addr(wpa_s->pending_interface_addr))
found = 1;
peer = p2p_get_go_neg_peer(global->p2p);
if (peer) {
wpa_printf(MSG_DEBUG, "P2P: Unauthorize pending GO Neg peer "
MACSTR, MAC2STR(peer));
p2p_unauthorize(global->p2p, peer);
}
wpas_p2p_stop_find(wpa_s);
for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {