Commit 3305adff authored by Tilman Schmidt's avatar Tilman Schmidt Committed by David S. Miller

gigaset: fix reject/hangup handling

Signal D channel disconnect in a few cases where it was missed,
including when an incoming call is disconnected before it was
accepted.

Impact: error handling improvement
Signed-off-by: default avatarTilman Schmidt <tilman@imap.cc>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9803f796
......@@ -707,6 +707,11 @@ static void disconnect(struct at_state_t **at_state_p)
if (bcs) {
/* B channel assigned: invoke hardware specific handler */
cs->ops->close_bchannel(bcs);
/* notify LL */
if (bcs->chstate & (CHS_D_UP | CHS_NOTIFY_LL)) {
bcs->chstate &= ~(CHS_D_UP | CHS_NOTIFY_LL);
gigaset_i4l_channel_cmd(bcs, ISDN_STAT_DHUP);
}
} else {
/* no B channel assigned: just deallocate */
spin_lock_irqsave(&cs->lock, flags);
......
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