[RFC PATCH 08/17] mac80211_hwsim: Remove unused used length

From: Xie Yongji
Date: Mon May 17 2021 - 05:12:10 EST


The used length is not used in some cases. Let's drop it
and pass NULL to virtqueue_get_buf() instead.

Signed-off-by: Xie Yongji <xieyongji@xxxxxxxxxxxxx>
---
drivers/net/wireless/mac80211_hwsim.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index fa7d4c20dc13..56d1484e7efa 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -4210,12 +4210,11 @@ static void hwsim_exit_netlink(void)
#if IS_REACHABLE(CONFIG_VIRTIO)
static void hwsim_virtio_tx_done(struct virtqueue *vq)
{
- unsigned int len;
struct sk_buff *skb;
unsigned long flags;

spin_lock_irqsave(&hwsim_virtio_lock, flags);
- while ((skb = virtqueue_get_buf(vq, &len)))
+ while ((skb = virtqueue_get_buf(vq, NULL)))
nlmsg_free(skb);
spin_unlock_irqrestore(&hwsim_virtio_lock, flags);
}
--
2.11.0