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-rw-r--r--drivers/isdn/mISDN/l1oip.h1
-rw-r--r--drivers/isdn/mISDN/l1oip_core.c13
2 files changed, 8 insertions, 6 deletions
diff --git a/drivers/isdn/mISDN/l1oip.h b/drivers/isdn/mISDN/l1oip.h
index 7ea10db20e3a..48133d022812 100644
--- a/drivers/isdn/mISDN/l1oip.h
+++ b/drivers/isdn/mISDN/l1oip.h
@@ -59,6 +59,7 @@ struct l1oip {
int bundle; /* bundle channels in one frm */
int codec; /* codec to use for transmis. */
int limit; /* limit number of bchannels */
+ bool shutdown; /* if card is released */
/* timer */
struct timer_list keep_tl;
diff --git a/drivers/isdn/mISDN/l1oip_core.c b/drivers/isdn/mISDN/l1oip_core.c
index 2c40412466e6..a77195e378b7 100644
--- a/drivers/isdn/mISDN/l1oip_core.c
+++ b/drivers/isdn/mISDN/l1oip_core.c
@@ -275,7 +275,7 @@ l1oip_socket_send(struct l1oip *hc, u8 localcodec, u8 channel, u32 chanmask,
p = frame;
/* restart timer */
- if (time_before(hc->keep_tl.expires, jiffies + 5 * HZ))
+ if (time_before(hc->keep_tl.expires, jiffies + 5 * HZ) && !hc->shutdown)
mod_timer(&hc->keep_tl, jiffies + L1OIP_KEEPALIVE * HZ);
else
hc->keep_tl.expires = jiffies + L1OIP_KEEPALIVE * HZ;
@@ -601,7 +601,9 @@ multiframe:
goto multiframe;
/* restart timer */
- if (time_before(hc->timeout_tl.expires, jiffies + 5 * HZ) || !hc->timeout_on) {
+ if ((time_before(hc->timeout_tl.expires, jiffies + 5 * HZ) ||
+ !hc->timeout_on) &&
+ !hc->shutdown) {
hc->timeout_on = 1;
mod_timer(&hc->timeout_tl, jiffies + L1OIP_TIMEOUT * HZ);
} else /* only adjust timer */
@@ -1232,11 +1234,10 @@ release_card(struct l1oip *hc)
{
int ch;
- if (timer_pending(&hc->keep_tl))
- del_timer(&hc->keep_tl);
+ hc->shutdown = true;
- if (timer_pending(&hc->timeout_tl))
- del_timer(&hc->timeout_tl);
+ del_timer_sync(&hc->keep_tl);
+ del_timer_sync(&hc->timeout_tl);
cancel_work_sync(&hc->workq);