patch-2.4.8 linux/arch/ia64/lib/swiotlb.c

• Lines: 9
• Date: Tue Jul 31 10:30:08 2001
• Orig file: v2.4.7/linux/arch/ia64/lib/swiotlb.c
• Orig date: Thu Apr 5 12:51:47 2001

diff -u --recursive --new-file v2.4.7/linux/arch/ia64/lib/swiotlb.c linux/arch/ia64/lib/swiotlb.c
@@ -263,7 +263,7 @@
 
 	memset(ret, 0, size);
 	pci_addr = virt_to_phys(ret);
-	if ((pci_addr & ~hwdev->dma_mask) != 0)
+	if (hwdev && (pci_addr & ~hwdev->dma_mask) != 0)
 		panic("swiotlb_alloc_consistent: allocated memory is out of range for PCI device");
 	*dma_handle = pci_addr;
 	return ret;