Previously the code relied on device->pri to be NULL and to fail probing later. We really should just return an error inside nvkm_device_ctor for unsupported GPUs.
Fixes: 24d5ff40a732 ("drm/nouveau/device: rework mmio mapping code to get rid of second map")
Signed-off-by: Karol Herbst kherbst@redhat.com Cc: dann frazier dann.frazier@canonical.com Cc: dri-devel dri-devel@lists.freedesktop.org Cc: Dave Airlie airlied@redhat.com Cc: stable@vger.kernel.org Reviewed-by: Jeremy Cline jcline@redhat.com --- drivers/gpu/drm/nouveau/nvkm/engine/device/base.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c index 9f4ac2672cf2e..dcb70677d0acc 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c @@ -3149,6 +3149,7 @@ nvkm_device_ctor(const struct nvkm_device_func *func, case 0x168: device->chip = &nv168_chipset; break; default: nvdev_error(device, "unknown chipset (%08x)\n", boot0); + ret = -ENODEV; goto done; }