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drivers/vhost-rng: fix the vhost-rng compile error

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1. Include the <nuttx/spinlock.h> beacause vhost-rng used spinlock
2. Remove the unused ret;

Signed-off-by: Bowen Wang <wangbowen6@xiaomi.com>
This commit is contained in:
Bowen Wang 2024-11-05 22:57:47 +08:00 • committed by GUIDINGLI
parent 01b308a146
commit 2eaf5de3d9
1 changed files with 1 additions and 2 deletions
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drivers/vhost/vhost-rng.c
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@ -89,7 +89,6 @@ static void vhost_rng_work(FAR void *arg)
irqstate_t flags;
uint16_t idx;
uint32_t len;
ssize_t ret;
vq = priv->hdev->vrings_info[0].vq;
flags = spin_lock_irqsave(&priv->lock);
@ -105,7 +104,7 @@ static void vhost_rng_work(FAR void *arg)
arc4random_buf(buf, len);
flags = spin_lock_irqsave(&priv->lock);
virtqueue_add_consumed_buffer(vq, idx, (uint32_t)ret);
virtqueue_add_consumed_buffer(vq, idx, len);
virtqueue_kick(vq);
}