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| author | Jason Wang <jasowang@redhat.com> | 2021-06-04 08:53:49 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2021-07-08 14:49:01 +0300 |
| commit | 5bc72234f7c65830e60806dbb73ae76bacd8a061 (patch) | |
| tree | 4700d9d62410f8ae288967bc4730e10762daea9a | |
| parent | fe4c3862df630ec711133e686e023b4467da2ec1 (diff) | |
| download | linux-5bc72234f7c65830e60806dbb73ae76bacd8a061.tar.xz | |
virtio: use err label in __vring_new_virtqueue()
Using error label for unwind in __vring_new_virtqueue. This is useful
for future refacotring.
Signed-off-by: Jason Wang <jasowang@redhat.com>
Link: https://lore.kernel.org/r/20210604055350.58753-7-jasowang@redhat.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
| -rw-r--r-- | drivers/virtio/virtio_ring.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index c7d9a6fcaee7..5faa876df6c6 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -2161,10 +2161,8 @@ struct virtqueue *__vring_new_virtqueue(unsigned int index, vq->split.desc_state = kmalloc_array(vring.num, sizeof(struct vring_desc_state_split), GFP_KERNEL); - if (!vq->split.desc_state) { - kfree(vq); - return NULL; - } + if (!vq->split.desc_state) + goto err_state; /* Put everything in free lists. */ vq->free_head = 0; @@ -2175,6 +2173,10 @@ struct virtqueue *__vring_new_virtqueue(unsigned int index, list_add_tail(&vq->vq.list, &vdev->vqs); return &vq->vq; + +err_state: + kfree(vq); + return NULL; } EXPORT_SYMBOL_GPL(__vring_new_virtqueue); |