diff options
Diffstat (limited to 'drivers/dma/ioat.c')
| -rw-r--r-- | drivers/dma/ioat.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/dma/ioat.c b/drivers/dma/ioat.c index 54fdeb7c494..a45872f32d5 100644 --- a/drivers/dma/ioat.c +++ b/drivers/dma/ioat.c @@ -71,7 +71,7 @@ static int ioat_setup_functionality(struct pci_dev *pdev, void __iomem *iobase) switch (version) { case IOAT_VER_1_2: device->dma = ioat_dma_probe(pdev, iobase); - if (ioat_dca_enabled) + if (device->dma && ioat_dca_enabled) device->dca = ioat_dca_init(pdev, iobase); break; default: @@ -85,17 +85,16 @@ static void ioat_shutdown_functionality(struct pci_dev *pdev) { struct ioat_device *device = pci_get_drvdata(pdev); - if (device->dma) { - ioat_dma_remove(device->dma); - device->dma = NULL; - } - if (device->dca) { unregister_dca_provider(device->dca); free_dca_provider(device->dca); device->dca = NULL; } + if (device->dma) { + ioat_dma_remove(device->dma); + device->dma = NULL; + } } static struct pci_driver ioat_pci_driver = { |