blob: f5a3bc41378451e026b2c458384ffe7f5b370a21 (
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diff --git a/drivers/net/virtio/virtio_pci.c b/drivers/net/virtio/virtio_pci.c
index c007959..3a25f82 100644
--- a/drivers/net/virtio/virtio_pci.c
+++ b/drivers/net/virtio/virtio_pci.c
@@ -626,6 +626,7 @@ next:
* Return -1:
* if there is error mapping with VFIO/UIO.
* if port map error when driver type is KDRV_NONE.
+ * if whitelisted but driver type is KDRV_UNKNOWN.
* Return 1 if kernel driver is managing the device.
* Return 0 on success.
*/
@@ -650,7 +651,8 @@ vtpci_init(struct rte_pci_device *dev, struct virtio_hw *hw)
PMD_INIT_LOG(INFO, "trying with legacy virtio pci.");
if (legacy_virtio_resource_init(dev, hw) < 0) {
if (dev->kdrv == RTE_KDRV_UNKNOWN &&
- dev->devargs->type != RTE_DEVTYPE_WHITELISTED_PCI) {
+ (!dev->devargs ||
+ dev->devargs->type != RTE_DEVTYPE_WHITELISTED_PCI)) {
PMD_INIT_LOG(INFO,
"skip kernel managed virtio device.");
return 1;
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