fix issue in mga from kernel

diff --git a/linux-core/mga_drv.c b/linux-core/mga_drv.c
index 43ba18c..3a1e4b2 100644 (file)
--- a/linux-core/mga_drv.c
+++ b/linux-core/mga_drv.c
@@ -127,7 +127,7 @@ MODULE_LICENSE("GPL and additional rights");
  * \returns
  * If the device is a PCI G450, zero is returned.  Otherwise 2 is returned.
  */
-int mga_driver_device_is_agp(drm_device_t * dev)
+static int mga_driver_device_is_agp(drm_device_t * dev)
 {
        const struct pci_dev * const pdev = dev->pdev;
 
@@ -141,7 +141,7 @@ int mga_driver_device_is_agp(drm_device_t * dev)
         * device.
         */
        
-       if ( (pdev->device == 0x0525)
+       if ((pdev->device == 0x0525) && pdev->bus->self
             && (pdev->bus->self->vendor == 0x3388)
             && (pdev->bus->self->device == 0x0021) ) {
                return 0;