This is a note to let you know that I've just added the patch titled
virtio/vsock: Improve MSG_ZEROCOPY error handling
to the 6.11-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
virtio-vsock-improve-msg_zerocopy-error-handling.patch
and it can be found in the queue-6.11 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 6f0c42aac71cde60e8f064106cd93a78fa548635
Author: Michal Luczaj <mhal@xxxxxxx>
Date: Thu Nov 7 21:46:14 2024 +0100
virtio/vsock: Improve MSG_ZEROCOPY error handling
[ Upstream commit 60cf6206a1f513512f5d73fa4d3dbbcad2e7dcd6 ]
Add a missing kfree_skb() to prevent memory leaks.
Fixes: 581512a6dc93 ("vsock/virtio: MSG_ZEROCOPY flag support")
Reviewed-by: Stefano Garzarella <sgarzare@xxxxxxxxxx>
Signed-off-by: Michal Luczaj <mhal@xxxxxxx>
Acked-by: Arseniy Krasnov <avkrasnov@xxxxxxxxxxxxxxxxx>
Signed-off-by: Paolo Abeni <pabeni@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c
index 5437819872dd7..0211964e45459 100644
--- a/net/vmw_vsock/virtio_transport_common.c
+++ b/net/vmw_vsock/virtio_transport_common.c
@@ -400,6 +400,7 @@ static int virtio_transport_send_pkt_info(struct vsock_sock *vsk,
if (virtio_transport_init_zcopy_skb(vsk, skb,
info->msg,
can_zcopy)) {
+ kfree_skb(skb);
ret = -ENOMEM;
break;
}
