summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/net/hyperv/netvsc_drv.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 3d47d749ef9f..cbd52cb79268 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -1750,6 +1750,9 @@ static int netvsc_set_rxfh(struct net_device *dev,
rxfh->hfunc != ETH_RSS_HASH_TOP)
return -EOPNOTSUPP;
+ if (!ndc->rx_table_sz)
+ return -EOPNOTSUPP;
+
rndis_dev = ndev->extension;
if (rxfh->indir) {
for (i = 0; i < ndc->rx_table_sz; i++)