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path: root/drivers/net/ethernet/sun/sunvnet.c
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Diffstat (limited to 'drivers/net/ethernet/sun/sunvnet.c')
-rw-r--r--drivers/net/ethernet/sun/sunvnet.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c
index 763cdfc228be..edb860947da4 100644
--- a/drivers/net/ethernet/sun/sunvnet.c
+++ b/drivers/net/ethernet/sun/sunvnet.c
@@ -360,14 +360,17 @@ static int vnet_walk_rx_one(struct vnet_port *port,
if (IS_ERR(desc))
return PTR_ERR(desc);
+ if (desc->hdr.state != VIO_DESC_READY)
+ return 1;
+
+ rmb();
+
viodbg(DATA, "vio_walk_rx_one desc[%02x:%02x:%08x:%08x:%llx:%llx]\n",
desc->hdr.state, desc->hdr.ack,
desc->size, desc->ncookies,
desc->cookies[0].cookie_addr,
desc->cookies[0].cookie_size);
- if (desc->hdr.state != VIO_DESC_READY)
- return 1;
err = vnet_rx_one(port, desc->size, desc->cookies, desc->ncookies);
if (err == -ECONNRESET)
return err;