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mISDN: Fix irq detection
author
Andreas Eversberg
<andreas@eversberg.eu>
Sat, 6 Sep 2008 07:11:03 +0000
(09:11 +0200)
committer
Karsten Keil
<kkeil@suse.de>
Fri, 9 Jan 2009 21:44:27 +0000
(22:44 +0100)
Fix false irq detection on disabled irqs.
Signed-off-by: Andreas Eversberg <andreas@eversberg.eu>
Signed-off-by: Karsten Keil <kkeil@suse.de>
drivers/isdn/hardware/mISDN/hfcmulti.c
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diff --git
a/drivers/isdn/hardware/mISDN/hfcmulti.c
b/drivers/isdn/hardware/mISDN/hfcmulti.c
index 592db93105f957e1c98bb9addd198567ccdee21d..4cfab20d71a9c82d418b4f6e825eff61f5326971 100644
(file)
--- a/
drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/
drivers/isdn/hardware/mISDN/hfcmulti.c
@@
-2658,6
+2658,7
@@
hfcmulti_interrupt(int intno, void *dev_id)
if (status & V_MISC_IRQSTA) {
/* misc IRQ */
r_irq_misc = HFC_inb_nodebug(hc, R_IRQ_MISC);
+ r_irq_misc &= hc->hw.r_irqmsk_misc; /* ignore disabled irqs */
if (r_irq_misc & V_STA_IRQ) {
if (hc->type == 1) {
/* state machine */