Messages in this thread Patch in this message | | | From | Su Hui <> | Subject | [PATCH] virtio_ring: add an error code check in virtqueue_resize | Date | Fri, 20 Oct 2023 17:23:21 +0800 |
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virtqueue_resize_packed() or virtqueue_resize_split() can return error code if failed, so add a check for this.
Signed-off-by: Su Hui <suhui@nfschina.com> ---
I'm not sure that return directly is right or not, maybe there are some process should do before return.
drivers/virtio/virtio_ring.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 51d8f3299c10..cf662c3a755b 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -2759,6 +2759,9 @@ int virtqueue_resize(struct virtqueue *_vq, u32 num, else err = virtqueue_resize_split(_vq, num); + if (err) + return err; + return virtqueue_enable_after_reset(_vq); } EXPORT_SYMBOL_GPL(virtqueue_resize); -- 2.30.2
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