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| author |   Michael S. Tsirkin <mst@redhat.com> | 2014-12-04 20:20:27 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2014-12-09 16:32:32 +0200 |
| commit | 5c609a5ef05d98e26778824ba84581fe5e400db6 (patch) | |
| tree | 487da89e8ad7ef9d3bcb485ae877518f1669e18b /drivers/misc | |
| parent | virtio_ccw: legacy: don't negotiate rev 1/features (diff) | |
| download | linux-dev-5c609a5ef05d98e26778824ba84581fe5e400db6.tar.xz linux-dev-5c609a5ef05d98e26778824ba84581fe5e400db6.zip | |
virtio: allow finalize_features to fail
This will make it easy for transports to validate features and return
failure.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/mic/card/mic_virtio.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/misc/mic/card/mic_virtio.c b/drivers/misc/mic/card/mic_virtio.c index d027d299602f..e486a0c26267 100644 --- a/drivers/misc/mic/card/mic_virtio.c +++ b/drivers/misc/mic/card/mic_virtio.c @@ -84,7 +84,7 @@ static u64 mic_get_features(struct virtio_device *vdev) return features; } -static void mic_finalize_features(struct virtio_device *vdev) +static int mic_finalize_features(struct virtio_device *vdev) { unsigned int i, bits; struct mic_device_desc __iomem *desc = to_micvdev(vdev)->desc; @@ -107,6 +107,8 @@ static void mic_finalize_features(struct virtio_device *vdev) iowrite8(ioread8(&out_features[i / 8]) | (1 << (i % 8)), &out_features[i / 8]); } + + return 0; } /* |