lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20231011092728.105904-18-xuanzhuo@linux.alibaba.com>
Date: Wed, 11 Oct 2023 17:27:23 +0800
From: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>
To: virtualization@...ts.linux-foundation.org
Cc: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	Jason Wang <jasowang@...hat.com>,
	Xuan Zhuo <xuanzhuo@...ux.alibaba.com>,
	Alexei Starovoitov <ast@...nel.org>,
	Daniel Borkmann <daniel@...earbox.net>,
	Jesper Dangaard Brouer <hawk@...nel.org>,
	John Fastabend <john.fastabend@...il.com>,
	netdev@...r.kernel.org,
	bpf@...r.kernel.org
Subject: [PATCH vhost 17/22] virtio_net: xsk: tx: virtnet_sq_free_unused_buf() check xsk buffer

virtnet_sq_free_unused_buf() check xsk buffer.

Signed-off-by: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>
---
 drivers/net/virtio/main.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/virtio/main.c b/drivers/net/virtio/main.c
index a0a735c7aa32..8c9d8c4e6960 100644
--- a/drivers/net/virtio/main.c
+++ b/drivers/net/virtio/main.c
@@ -3882,10 +3882,12 @@ static void free_receive_page_frags(struct virtnet_info *vi)
 
 void virtnet_sq_free_unused_buf(struct virtqueue *vq, void *buf)
 {
-	if (!virtnet_is_xdp_frame(buf))
+	if (virtnet_is_skb_ptr(buf))
 		dev_kfree_skb(buf);
-	else
+	else if (virtnet_is_xdp_frame(buf))
 		xdp_return_frame(virtnet_ptr_to_xdp(buf));
+
+	/* xsk buffer do not need handle. */
 }
 
 void virtnet_rq_free_unused_buf(struct virtqueue *vq, void *buf)
-- 
2.32.0.3.g01195cf9f


Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ