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authorPeter Schlaile <root@asterisk.schlaile.de>2008-08-22 19:44:21 +0200
committerKarsten Keil <kkeil@suse.de>2009-01-09 22:44:24 +0100
commite4cce225f05c1daf89d10565c654f4c11907a049 (patch)
tree3e08f7a9f7ef16935eba11d07fa7218279b8366b /drivers/isdn
parent837468d135dcc49cdabc9fa92fc9550479f60704 (diff)
downloadlinux-e4cce225f05c1daf89d10565c654f4c11907a049.tar.bz2
mISDN: Fix HDLC DSP transmit
Fix HDLC DSP transmit (DL_DATA frames were bounced back upwards instead of being sent down as PH_DATA frames) Thanks to Andreas Eversberg for the fix! Signed-off-by: Andreas Eversberg <andreas@eversberg.eu> Signed-off-by: Peter Schlaile <root@asterisk.schlaile.de> Signed-off-by: Karsten Keil <kkeil@suse.de>
Diffstat (limited to 'drivers/isdn')
-rw-r--r--drivers/isdn/mISDN/dsp_core.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/isdn/mISDN/dsp_core.c b/drivers/isdn/mISDN/dsp_core.c
index 1d504ba954f5..c16cb7ac3d2a 100644
--- a/drivers/isdn/mISDN/dsp_core.c
+++ b/drivers/isdn/mISDN/dsp_core.c
@@ -867,11 +867,14 @@ dsp_function(struct mISDNchannel *ch, struct sk_buff *skb)
}
if (dsp->hdlc) {
/* hdlc */
- spin_lock_irqsave(&dsp_lock, flags);
- if (dsp->b_active) {
- skb_queue_tail(&dsp->sendq, skb);
- schedule_work(&dsp->workq);
+ if (!dsp->b_active) {
+ ret = -EIO;
+ break;
}
+ hh->prim = PH_DATA_REQ;
+ spin_lock_irqsave(&dsp_lock, flags);
+ skb_queue_tail(&dsp->sendq, skb);
+ schedule_work(&dsp->workq);
spin_unlock_irqrestore(&dsp_lock, flags);
return 0;
}