7 files changed, 16 insertions, 10 deletions
diff --git a/drivers/isdn/hardware/mISDN/avmfritz.c b/drivers/isdn/hardware/mISDN/avmfritz.c
index fa6ca473372..dceaec821b0 100644
--- a/drivers/isdn/hardware/mISDN/avmfritz.c
+++ b/drivers/isdn/hardware/mISDN/avmfritz.c
@@ -857,8 +857,9 @@ avm_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg)
 	switch (cmd) {
 	case CLOSE_CHANNEL:
 		test_and_clear_bit(FLG_OPEN, &bch->Flags);
+		cancel_work_sync(&bch->workq);
 		spin_lock_irqsave(&fc->lock, flags);
-		mISDN_freebchannel(bch);
+		mISDN_clear_bchannel(bch);
 		modehdlc(bch, ISDN_P_NONE);
 		spin_unlock_irqrestore(&fc->lock, flags);
 		ch->protocol = ISDN_P_NONE;
diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index 5e402cf2e79..f02794203bb 100644
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -5059,6 +5059,7 @@ hfcmulti_init(struct hm_map *m, struct pci_dev *pdev,
 				printk(KERN_INFO
 				       "HFC-E1 #%d has overlapping B-channels on fragment #%d\n",
 				       E1_cnt + 1, pt);
+				kfree(hc);
 				return -EINVAL;
 			}
 			maskcheck |= hc->bmask[pt];
@@ -5086,6 +5087,7 @@ hfcmulti_init(struct hm_map *m, struct pci_dev *pdev,
 	if ((poll >> 1) > sizeof(hc->silence_data)) {
 		printk(KERN_ERR "HFCMULTI error: silence_data too small, "
 		       "please fix\n");
+		kfree(hc);
 		return -EINVAL;
 	}
 	for (i = 0; i < (poll >> 1); i++)
diff --git a/drivers/isdn/hardware/mISDN/mISDNipac.c b/drivers/isdn/hardware/mISDN/mISDNipac.c
index 752e0825591..ccd7d851be2 100644
--- a/drivers/isdn/hardware/mISDN/mISDNipac.c
+++ b/drivers/isdn/hardware/mISDN/mISDNipac.c
@@ -1406,8 +1406,9 @@ hscx_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg)
 	switch (cmd) {
 	case CLOSE_CHANNEL:
 		test_and_clear_bit(FLG_OPEN, &bch->Flags);
+		cancel_work_sync(&bch->workq);
 		spin_lock_irqsave(hx->ip->hwlock, flags);
-		mISDN_freebchannel(bch);
+		mISDN_clear_bchannel(bch);
 		hscx_mode(hx, ISDN_P_NONE);
 		spin_unlock_irqrestore(hx->ip->hwlock, flags);
 		ch->protocol = ISDN_P_NONE;
diff --git a/drivers/isdn/hardware/mISDN/mISDNisar.c b/drivers/isdn/hardware/mISDN/mISDNisar.c
index be5973ded6d..182ecf0626c 100644
--- a/drivers/isdn/hardware/mISDN/mISDNisar.c
+++ b/drivers/isdn/hardware/mISDN/mISDNisar.c
@@ -1588,8 +1588,9 @@ isar_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg)
 	switch (cmd) {
 	case CLOSE_CHANNEL:
 		test_and_clear_bit(FLG_OPEN, &bch->Flags);
+		cancel_work_sync(&bch->workq);
 		spin_lock_irqsave(ich->is->hwlock, flags);
-		mISDN_freebchannel(bch);
+		mISDN_clear_bchannel(bch);
 		modeisar(ich, ISDN_P_NONE);
 		spin_unlock_irqrestore(ich->is->hwlock, flags);
 		ch->protocol = ISDN_P_NONE;
diff --git a/drivers/isdn/hardware/mISDN/netjet.c b/drivers/isdn/hardware/mISDN/netjet.c
index c3e3e768627..9bcade59eb7 100644
--- a/drivers/isdn/hardware/mISDN/netjet.c
+++ b/drivers/isdn/hardware/mISDN/netjet.c
@@ -812,8 +812,9 @@ nj_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg)
 	switch (cmd) {
 	case CLOSE_CHANNEL:
 		test_and_clear_bit(FLG_OPEN, &bch->Flags);
+		cancel_work_sync(&bch->workq);
 		spin_lock_irqsave(&card->lock, flags);
-		mISDN_freebchannel(bch);
+		mISDN_clear_bchannel(bch);
 		mode_tiger(bc, ISDN_P_NONE);
 		spin_unlock_irqrestore(&card->lock, flags);
 		ch->protocol = ISDN_P_NONE;
diff --git a/drivers/isdn/hardware/mISDN/w6692.c b/drivers/isdn/hardware/mISDN/w6692.c
index 26a86b84609..335fe645500 100644
--- a/drivers/isdn/hardware/mISDN/w6692.c
+++ b/drivers/isdn/hardware/mISDN/w6692.c
@@ -1054,8 +1054,9 @@ w6692_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg)
 	switch (cmd) {
 	case CLOSE_CHANNEL:
 		test_and_clear_bit(FLG_OPEN, &bch->Flags);
+		cancel_work_sync(&bch->workq);
 		spin_lock_irqsave(&card->lock, flags);
-		mISDN_freebchannel(bch);
+		mISDN_clear_bchannel(bch);
 		w6692_mode(bc, ISDN_P_NONE);
 		spin_unlock_irqrestore(&card->lock, flags);
 		ch->protocol = ISDN_P_NONE;
diff --git a/drivers/isdn/mISDN/hwchannel.c b/drivers/isdn/mISDN/hwchannel.c
index ef34fd40867..2602be23f34 100644
--- a/drivers/isdn/mISDN/hwchannel.c
+++ b/drivers/isdn/mISDN/hwchannel.c
@@ -148,17 +148,16 @@ mISDN_clear_bchannel(struct bchannel *ch)
 	ch->next_minlen = ch->init_minlen;
 	ch->maxlen = ch->init_maxlen;
 	ch->next_maxlen = ch->init_maxlen;
+	skb_queue_purge(&ch->rqueue);
+	ch->rcount = 0;
 }
 EXPORT_SYMBOL(mISDN_clear_bchannel);
 
-int
+void
 mISDN_freebchannel(struct bchannel *ch)
 {
+	cancel_work_sync(&ch->workq);
 	mISDN_clear_bchannel(ch);
-	skb_queue_purge(&ch->rqueue);
-	ch->rcount = 0;
-	flush_work_sync(&ch->workq);
-	return 0;
 }
 EXPORT_SYMBOL(mISDN_freebchannel);