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| author |   Dan Carpenter <error27@gmail.com> | 2022-12-08 19:02:17 +0300 |
|---|---|---|
| committer |   Alex Williamson <alex.williamson@redhat.com> | 2022-12-12 14:10:12 -0700 |
| commit | 70be6f322860d322ebcd120cf0c05402ead5c6de (patch) | |
| tree | 4573159ffe9b24bbdec01578a03766bd0a5b98b7 | |
| parent | vfio/mlx5: fix error code in mlx5vf_precopy_ioctl() (diff) | |
| download | wireguard-linux-70be6f322860d322ebcd120cf0c05402ead5c6de.tar.xz wireguard-linux-70be6f322860d322ebcd120cf0c05402ead5c6de.zip | |
vfio/mlx5: error pointer dereference in error handling
This code frees the wrong "buf" variable and results in an error pointer
dereference.
Fixes: 34e2f27143d1 ("vfio/mlx5: Introduce multiple loads")
Signed-off-by: Dan Carpenter <error27@gmail.com>
Reviewed-by: Yishai Hadas <yishaih@nvidia.com>
Link: https://lore.kernel.org/r/Y5IKia5SaiVxYmG5@kili
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
| -rw-r--r-- | drivers/vfio/pci/mlx5/main.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/vfio/pci/mlx5/main.c b/drivers/vfio/pci/mlx5/main.c index 94f7a0fd10e8..031ac8cc215d 100644 --- a/drivers/vfio/pci/mlx5/main.c +++ b/drivers/vfio/pci/mlx5/main.c @@ -826,7 +826,7 @@ mlx5vf_pci_resume_device_data(struct mlx5vf_pci_core_device *mvdev) spin_lock_init(&migf->list_lock); return migf; out_buf: - mlx5vf_free_data_buffer(buf); + mlx5vf_free_data_buffer(migf->buf); out_pd: mlx5vf_cmd_dealloc_pd(migf); out_free: |