Compared to mbochs_remove() two cases are missing from the
vfio_register_group_dev() unwind. Add them in.
Fixes: 681c1615f891 ("vfio/mbochs: Convert to use vfio_register_group_dev()")
Reported-by: Cornelia Huck <coh...@redhat.com>
Signed-off-by: Jason Gunthorpe <j...@nvidia.com>
---
samples/vfio-mdev/mbochs.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/samples/vfio-mdev/mbochs.c b/samples/vfio-mdev/mbochs.c
index e81b875b4d87b4..501845b08c0974 100644
--- a/samples/vfio-mdev/mbochs.c
+++ b/samples/vfio-mdev/mbochs.c
@@ -553,11 +553,14 @@ static int mbochs_probe(struct mdev_device *mdev)
ret = vfio_register_group_dev(&mdev_state->vdev);
if (ret)
- goto err_mem;
+ goto err_bytes;
dev_set_drvdata(&mdev->dev, mdev_state);
return 0;
+err_bytes:
+ mbochs_used_mbytes -= mdev_state->type->mbytes;
err_mem:
+ kfree(mdev_state->pages);
kfree(mdev_state->vconfig);
kfree(mdev_state);
return ret;
@@ -567,8 +570,8 @@ static void mbochs_remove(struct mdev_device *mdev)
{
struct mdev_state *mdev_state = dev_get_drvdata(&mdev->dev);
- mbochs_used_mbytes -= mdev_state->type->mbytes;
vfio_unregister_group_dev(&mdev_state->vdev);
+ mbochs_used_mbytes -= mdev_state->type->mbytes;
kfree(mdev_state->pages);
kfree(mdev_state->vconfig);
kfree(mdev_state);
--
2.32.0
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