2 files changed, 4 insertions, 6 deletions

diff --git a/drivers/isdn/mISDN/l1oip_core.c b/drivers/isdn/mISDN/l1oip_core.c
index 155b99780c4f..e42150a57780 100644
--- a/drivers/isdn/mISDN/l1oip_core.c
+++ b/drivers/isdn/mISDN/l1oip_core.c
@@ -1006,8 +1006,7 @@ open_bchannel(struct l1oip *hc, struct dchannel *dch, struct channel_req *rq)
         struct bchannel *bch;
         int             ch;
 
-        if (!test_bit(rq->adr.channel & 0x1f,
-                &dch->dev.channelmap[rq->adr.channel >> 5]))
+        if (!test_channelmap(rq->adr.channel, dch->dev.channelmap))
                 return -EINVAL;
         if (rq->protocol == ISDN_P_NONE)
                 return -EINVAL;
@@ -1412,8 +1411,7 @@ init_card(struct l1oip *hc, int pri, int bundle)
                 bch->ch.nr = i + ch;
                 list_add(&bch->ch.list, &dch->dev.bchannels);
                 hc->chan[i + ch].bch = bch;
-                test_and_set_bit(bch->nr & 0x1f,
-                        &dch->dev.channelmap[bch->nr >> 5]);
+                set_channelmap(bch->nr, dch->dev.channelmap);
         }
         ret = mISDN_register_device(&dch->dev, hc->name);
         if (ret)
diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c
index 4ba4cc364c9e..e5a20f9542d1 100644
--- a/drivers/isdn/mISDN/socket.c
+++ b/drivers/isdn/mISDN/socket.c
@@ -379,7 +379,7 @@ data_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
                         di.Bprotocols = dev->Bprotocols | get_all_Bprotocols();
                         di.protocol = dev->D.protocol;
                         memcpy(di.channelmap, dev->channelmap,
-                                MISDN_CHMAP_SIZE * 4);
+                                sizeof(di.channelmap));
                         di.nrbchan = dev->nrbchan;
                         strcpy(di.name, dev->name);
                         if (copy_to_user((void __user *)arg, &di, sizeof(di)))
@@ -637,7 +637,7 @@ base_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
                         di.Bprotocols = dev->Bprotocols | get_all_Bprotocols();
                         di.protocol = dev->D.protocol;
                         memcpy(di.channelmap, dev->channelmap,
-                                MISDN_CHMAP_SIZE * 4);
+                                sizeof(di.channelmap));
                         di.nrbchan = dev->nrbchan;
                         strcpy(di.name, dev->name);
                         if (copy_to_user((void __user *)arg, &di, sizeof(di)))