1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 5cfdb1a1b4c1..fd6ebbefd919 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -1254,6 +1254,9 @@ void netvsc_channel_cb(void *context)
             netvsc_channel_idle(net_device, q_idx))
                 return;
 
+        /* commit_rd_index() -> hv_signal_on_read() needs this. */
+        init_cached_read_index(channel);
+
         while ((desc = get_next_pkt_raw(channel)) != NULL) {
                 netvsc_process_raw_pkt(device, channel, net_device,
                                        ndev, desc->trans_id, desc);