On Fri, Mar 17, 2023 at 01:37:10PM +0300, Arseniy Krasnov wrote:
Pointer to transport could be checked before allocation of skbuff, thus
there is no need to free skbuff when this pointer is NULL.
Signed-off-by: Arseniy Krasnov <AVKrasnov@xxxxxxxxxxxxxx>
---
net/vmw_vsock/virtio_transport_common.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
LGTM, I think net-next is fine for this.
Reviewed-by: Stefano Garzarella <sgarzare@xxxxxxxxxx>
Thanks,
Stefano
diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c
index cda587196475..607149259e8b 100644
--- a/net/vmw_vsock/virtio_transport_common.c
+++ b/net/vmw_vsock/virtio_transport_common.c
@@ -867,6 +867,9 @@ static int virtio_transport_reset_no_sock(const struct virtio_transport *t,
if (le16_to_cpu(hdr->op) == VIRTIO_VSOCK_OP_RST)
return 0;
+ if (!t)
+ return -ENOTCONN;
+
reply = virtio_transport_alloc_skb(&info, 0,
le64_to_cpu(hdr->dst_cid),
le32_to_cpu(hdr->dst_port),
@@ -875,11 +878,6 @@ static int virtio_transport_reset_no_sock(const struct virtio_transport *t,
if (!reply)
return -ENOMEM;
- if (!t) {
- kfree_skb(reply);
- return -ENOTCONN;
- }
-
return t->send_pkt(reply);
}
--
2.25.1
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