diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c index 1cd737aca24..62afe609ec0 100644 --- a/drivers/virtio/virtio_mmio.c +++ b/drivers/virtio/virtio_mmio.c @@ -354,7 +354,7 @@ static int virtio_mmio_probe(struct udevice *udev) magic = readl(priv->base + VIRTIO_MMIO_MAGIC_VALUE); if (magic != ('v' | 'i' << 8 | 'r' << 16 | 't' << 24)) { debug("(%s): wrong magic value 0x%08x!\n", udev->name, magic); - return 0; + return -ENODEV; } /* Check device version */ @@ -362,7 +362,7 @@ static int virtio_mmio_probe(struct udevice *udev) if (priv->version < 1 || priv->version > 2) { debug("(%s): version %d not supported!\n", udev->name, priv->version); - return 0; + return -ENXIO; } /* Check device ID */ @@ -372,7 +372,7 @@ static int virtio_mmio_probe(struct udevice *udev) * virtio-mmio device with an ID 0 is a (dummy) placeholder * with no function. End probing now with no error reported. */ - return 0; + return -ENODEV; } uc_priv->vendor = readl(priv->base + VIRTIO_MMIO_VENDOR_ID);