svn commit: r194749 - head/sys/dev/drm
Robert Noland
rnoland at FreeBSD.org
Tue Jun 23 18:24:10 UTC 2009
Author: rnoland
Date: Tue Jun 23 18:24:09 2009
New Revision: 194749
URL: http://svn.freebsd.org/changeset/base/194749
Log:
Only release irq resources if we were actually using them.
MFC after: 3 days
Modified:
head/sys/dev/drm/drm_drv.c
Modified: head/sys/dev/drm/drm_drv.c
==============================================================================
--- head/sys/dev/drm/drm_drv.c Tue Jun 23 18:09:35 2009 (r194748)
+++ head/sys/dev/drm/drm_drv.c Tue Jun 23 18:24:09 2009 (r194749)
@@ -273,11 +273,14 @@ int drm_detach(device_t kdev)
drm_unload(dev);
- bus_release_resource(dev->device, SYS_RES_IRQ, dev->irqrid, dev->irqr);
-
- if (dev->msi_enabled) {
- pci_release_msi(dev->device);
- DRM_INFO("MSI released\n");
+ if (dev->irqr) {
+ bus_release_resource(dev->device, SYS_RES_IRQ, dev->irqrid,
+ dev->irqr);
+
+ if (dev->msi_enabled) {
+ pci_release_msi(dev->device);
+ DRM_INFO("MSI released\n");
+ }
}
return 0;
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