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MFL: Don't install irq handler unless the driver has been initialized.

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Eric Anholt 2003-04-26 23:04:22 +00:00
parent ce514e08aa
commit a172ee2a18
2 changed files with 6 additions and 0 deletions
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3
bsd-core/drm_dma.c
View File

@ -160,6 +160,9 @@ int DRM(irq_install)( drm_device_t *dev, int irq )
if ( !irq ) if ( !irq )
return DRM_ERR(EINVAL); return DRM_ERR(EINVAL);
if (dev->dev_private == NULL)
return DRM_ERR(EINVAL);
DRM_LOCK; DRM_LOCK;
if ( dev->irq ) { if ( dev->irq ) {
DRM_UNLOCK; DRM_UNLOCK;

3
bsd/drm_dma.h
View File

@ -160,6 +160,9 @@ int DRM(irq_install)( drm_device_t *dev, int irq )
if ( !irq ) if ( !irq )
return DRM_ERR(EINVAL); return DRM_ERR(EINVAL);
if (dev->dev_private == NULL)
return DRM_ERR(EINVAL);
DRM_LOCK; DRM_LOCK;
if ( dev->irq ) { if ( dev->irq ) {
DRM_UNLOCK; DRM_UNLOCK;