hyperv: Fix the missing return value in rndis_filter_set_packet_filter()

Return ETIMEDOUT when the reply message is not received in time.

Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Reviewed-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c
index 1337b64..617eb2e 100644 (file)
--- a/drivers/net/hyperv/rndis_filter.c
+++ b/drivers/net/hyperv/rndis_filter.c
@@ -647,6 +647,7 @@ int rndis_filter_set_packet_filter(struct rndis_device *dev, u32 new_filter)
        if (t == 0) {
                netdev_err(ndev,
                        "timeout before we got a set response...\n");
+               ret = -ETIMEDOUT;
                /*
                 * We can't deallocate the request since we may still receive a
                 * send completion for it.