diff mbox

[dpdk-dev,3/3] net/virtio-user: fix not proper initialized

Message ID 1518405628-23976-4-git-send-email-jianfeng.tan@intel.com (mailing list archive)
State Accepted, archived
Headers

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation success Compilation OK

Commit Message

Jianfeng Tan Feb. 12, 2018, 3:20 a.m. UTC 
  intr_handle->fd was wrongly initialized as 0 (usually as the stdio fd)
when virtio-user is used with vhost-kernel. So the interrupt thread
might wrongly treat stdin events as LSC interrupts.

Fixes: 3d4fb6fd2505 ("net/virtio-user: support Rx interrupt")
Cc: stable@dpdk.org

Signed-off-by: Jianfeng Tan <jianfeng.tan@intel.com>
---
 drivers/net/virtio/virtio_user/virtio_user_dev.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox

Patch

diff --git a/drivers/net/virtio/virtio_user/virtio_user_dev.c b/drivers/net/virtio/virtio_user/virtio_user_dev.c
index b5809ee..f90fee9 100644
--- a/drivers/net/virtio/virtio_user/virtio_user_dev.c
+++ b/drivers/net/virtio/virtio_user/virtio_user_dev.c
@@ -251,6 +251,7 @@  virtio_user_fill_intr_handle(struct virtio_user_dev *dev)
 	eth_dev->intr_handle->type = RTE_INTR_HANDLE_VDEV;
 	/* For virtio vdev, no need to read counter for clean */
 	eth_dev->intr_handle->efd_counter_size = 0;
+	eth_dev->intr_handle->fd = -1;
 	if (dev->vhostfd >= 0)
 		eth_dev->intr_handle->fd = dev->vhostfd;