diff options
| author | Dmitry Osipenko <dmitry.osipenko@collabora.com> | 2022-06-30 23:07:26 +0300 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2022-07-19 14:40:58 +0200 |
| commit | 4c703f5d6f776eaa6a98611c9b5dfe800fbeb0c8 (patch) | |
| tree | 62da95744fd8c7857bda20b3bd998eaf3637ce31 | |
| parent | a9d2e8b5f1e5caa3cb038d7bb7bab530bcce5af1 (diff) | |
drm/virtio: Return proper error codes instead of -1
Don't return -1 in error cases, return proper error code. The returned
error codes propagate to error messages and to userspace and it's always
good to have a meaningful error number for debugging purposes.
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20220630200726.1884320-10-dmitry.osipenko@collabora.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_vq.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c index ee84256946ab..9ff8660b50ad 100644 --- a/drivers/gpu/drm/virtio/virtgpu_vq.c +++ b/drivers/gpu/drm/virtio/virtgpu_vq.c @@ -322,7 +322,7 @@ static int virtio_gpu_queue_ctrl_sgs(struct virtio_gpu_device *vgdev, if (fence && vbuf->objs) virtio_gpu_array_unlock_resv(vbuf->objs); free_vbuf(vgdev, vbuf); - return -1; + return -ENODEV; } if (vgdev->has_indirect) @@ -386,7 +386,7 @@ static int virtio_gpu_queue_fenced_ctrl_buffer(struct virtio_gpu_device *vgdev, if (!sgt) { if (fence && vbuf->objs) virtio_gpu_array_unlock_resv(vbuf->objs); - return -1; + return -ENOMEM; } elemcnt += sg_ents; @@ -720,7 +720,7 @@ static int virtio_get_edid_block(void *data, u8 *buf, size_t start = block * EDID_LENGTH; if (start + len > le32_to_cpu(resp->size)) - return -1; + return -EINVAL; memcpy(buf, resp->edid + start, len); return 0; } |