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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-03-23 09:18:27 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-03-23 09:18:27 -0700 |
| commit | 188933ac139a6f8ab06cad369bd0200af947b00d (patch) | |
| tree | c4c107528fcf6b82e32a93b0596e13eea7aa9385 /drivers/scsi/virtio_scsi.c | |
| parent | 4ed0e032c3cf27c6fabc154164d003c4e0ac4654 (diff) | |
| parent | bc465aa9d045feb0e13b4a8f32cc33c1943f62d6 (diff) | |
Merge tag 'v4.0-rc5' into next
Merge with the latest upstream to synchronize Synaptics changes
and bring in new infrastructure pieces.
Conflicts:
drivers/input/mouse/synaptics.c
Diffstat (limited to 'drivers/scsi/virtio_scsi.c')
| -rw-r--r-- | drivers/scsi/virtio_scsi.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c index c52bb5dfaedb..f164f24a4a55 100644 --- a/drivers/scsi/virtio_scsi.c +++ b/drivers/scsi/virtio_scsi.c @@ -950,6 +950,12 @@ static int virtscsi_probe(struct virtio_device *vdev) u32 num_queues; struct scsi_host_template *hostt; + if (!vdev->config->get) { + dev_err(&vdev->dev, "%s failure: config access disabled\n", + __func__); + return -EINVAL; + } + /* We need to know how many queues before we allocate. */ num_queues = virtscsi_config_get(vdev, num_queues) ? : 1; |