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-rw-r--r--wpa_supplicant/p2p_supplicant.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/wpa_supplicant/p2p_supplicant.c b/wpa_supplicant/p2p_supplicant.c
index efc36cd..cd3aa56 100644
--- a/wpa_supplicant/p2p_supplicant.c
+++ b/wpa_supplicant/p2p_supplicant.c
@@ -2391,6 +2391,18 @@ static void wpas_invitation_result(void *ctx, int status, const u8 *bssid)
return;
}
+ /*
+ * The peer could have missed our ctrl::ack frame for Invitation
+ * Response and continue retransmitting the frame. To reduce the
+ * likelihood of the peer not getting successful TX status for the
+ * Invitation Response frame, wait a short time here before starting
+ * the persistent group so that we will remain on the current channel to
+ * acknowledge any possible retransmission from the peer.
+ */
+ wpa_dbg(wpa_s, MSG_DEBUG, "P2P: 50 ms wait on current channel before "
+ "starting persistent group");
+ os_sleep(0, 50000);
+
wpas_p2p_group_add_persistent(wpa_s, ssid,
ssid->mode == WPAS_MODE_P2P_GO,
wpa_s->p2p_persistent_go_freq,