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P2P: Refrain from performing extended listen during P2P connection

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Do not perform extended listen period operations when either a P2P
connection is in progress. This makes the connection more robust should
an extended listen timer trigger during such an operation.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Sunil Dutt 2014-05-06 22:04:37 +05:30 committed by Jouni Malinen
parent 8d0dd4eebc
commit 0f1034e388
3 changed files with 23 additions and 0 deletions
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7
src/p2p/p2p.c
View file

@ -3849,6 +3849,13 @@ static void p2p_ext_listen_timeout(void *eloop_ctx, void *timeout_ctx)
p2p_ext_listen_timeout, p2p, NULL);
}
if (p2p->cfg->is_p2p_in_progress &&
p2p->cfg->is_p2p_in_progress(p2p->cfg->cb_ctx)) {
p2p_dbg(p2p, "Operation in progress - skip Extended Listen timeout (%s)",
p2p_state_txt(p2p->state));
return;
}
if (p2p->state == P2P_LISTEN_ONLY && p2p->ext_listen_only) {
/*
* This should not really happen, but it looks like the Listen

8
src/p2p/p2p.h
View file

@ -805,6 +805,14 @@ struct p2p_config {
* or 0 if not.
*/
int (*is_concurrent_session_active)(void *ctx);
/**
* is_p2p_in_progress - Check whether P2P operation is in progress
* @ctx: Callback context from cb_ctx
* Returns: 1 if P2P operation (e.g., group formation) is in progress
* or 0 if not.
*/
int (*is_p2p_in_progress)(void *ctx);
};

8
wpa_supplicant/p2p_supplicant.c
View file

@ -3748,6 +3748,13 @@ static void wpas_presence_resp(void *ctx, const u8 *src, u8 status,
}
static int _wpas_p2p_in_progress(void *ctx)
{
struct wpa_supplicant *wpa_s = ctx;
return wpas_p2p_in_progress(wpa_s);
}
/**
* wpas_p2p_init - Initialize P2P module for %wpa_supplicant
* @global: Pointer to global data from wpa_supplicant_init()
@ -3795,6 +3802,7 @@ int wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s)
p2p.go_connected = wpas_go_connected;
p2p.presence_resp = wpas_presence_resp;
p2p.is_concurrent_session_active = wpas_is_concurrent_session_active;
p2p.is_p2p_in_progress = _wpas_p2p_in_progress;
os_memcpy(wpa_s->global->p2p_dev_addr, wpa_s->own_addr, ETH_ALEN);
os_memcpy(p2p.dev_addr, wpa_s->global->p2p_dev_addr, ETH_ALEN);