i4l: do not print a warning when shutting down an i4l ppp interface

[pandora-kernel.git] / drivers / isdn / i4l / isdn_net.c

diff --git a/drivers/isdn/i4l/isdn_net.c b/drivers/isdn/i4l/isdn_net.c
index 7c5f970..de6be71 100644 (file)
--- a/drivers/isdn/i4l/isdn_net.c
+++ b/drivers/isdn/i4l/isdn_net.c
@@ -292,7 +292,9 @@ isdn_net_unbind_channel(isdn_net_local * lp)
        lp->dialstate = 0;
        dev->rx_netdev[isdn_dc2minor(lp->isdn_device, lp->isdn_channel)] = NULL;
        dev->st_netdev[isdn_dc2minor(lp->isdn_device, lp->isdn_channel)] = NULL;
-       isdn_free_channel(lp->isdn_device, lp->isdn_channel, ISDN_USAGE_NET);
+       if (lp->isdn_device != -1 && lp->isdn_channel != -1)
+               isdn_free_channel(lp->isdn_device, lp->isdn_channel,
+                                 ISDN_USAGE_NET);
        lp->flags &= ~ISDN_NET_CONNECTED;
        lp->isdn_device = -1;
        lp->isdn_channel = -1;