svn commit: r210165 - head/sys/dev/ata
Alexander Motin
mav at FreeBSD.org
Fri Jul 16 10:05:00 UTC 2010
Author: mav
Date: Fri Jul 16 10:05:00 2010
New Revision: 210165
URL: http://svn.freebsd.org/changeset/base/210165
Log:
Improve interrupt setup errors handling.
Modified:
head/sys/dev/ata/ata-pci.c
Modified: head/sys/dev/ata/ata-pci.c
==============================================================================
--- head/sys/dev/ata/ata-pci.c Fri Jul 16 09:12:47 2010 (r210164)
+++ head/sys/dev/ata/ata-pci.c Fri Jul 16 10:05:00 2010 (r210165)
@@ -806,17 +806,23 @@ ata_setup_interrupt(device_t dev, void *
if (msi && pci_msi_count(dev) > 0 && pci_alloc_msi(dev, &msi) == 0) {
ctlr->r_irq_rid = 0x1;
} else {
+ msi = 0;
ctlr->r_irq_rid = ATA_IRQ_RID;
}
if (!(ctlr->r_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
&ctlr->r_irq_rid, RF_SHAREABLE | RF_ACTIVE))) {
device_printf(dev, "unable to map interrupt\n");
+ if (msi)
+ pci_release_msi(dev);
return ENXIO;
}
if ((bus_setup_intr(dev, ctlr->r_irq, ATA_INTR_FLAGS, NULL,
intr_func, ctlr, &ctlr->handle))) {
- /* SOS XXX release r_irq */
device_printf(dev, "unable to setup interrupt\n");
+ bus_release_resource(dev,
+ SYS_RES_IRQ, ctlr->r_irq_rid, ctlr->r_irq);
+ if (msi)
+ pci_release_msi(dev);
return ENXIO;
}
}
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