diff options
| -rw-r--r-- | arch/x86_64/kernel/pci-nommu.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86_64/kernel/pci-nommu.c b/arch/x86_64/kernel/pci-nommu.c index 44adcc2d5e5..1f6ecc62061 100644 --- a/arch/x86_64/kernel/pci-nommu.c +++ b/arch/x86_64/kernel/pci-nommu.c @@ -12,9 +12,10 @@ static int check_addr(char *name, struct device *hwdev, dma_addr_t bus, size_t size) { if (hwdev && bus + size > *hwdev->dma_mask) { - printk(KERN_ERR - "nommu_%s: overflow %Lx+%lu of device mask %Lx\n", - name, (long long)bus, size, (long long)*hwdev->dma_mask); + if (*hwdev->dma_mask >= 0xffffffffULL) + printk(KERN_ERR + "nommu_%s: overflow %Lx+%lu of device mask %Lx\n", + name, (long long)bus, size, (long long)*hwdev->dma_mask); return 0; } return 1; |