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

Signed-off-by: Haiyang Zhang <haiya...@microsoft.com>
Reviewed-by: K. Y. Srinivasan <k...@microsoft.com>

---
 drivers/net/hyperv/rndis_filter.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/net/hyperv/rndis_filter.c 
b/drivers/net/hyperv/rndis_filter.c
index 1337b64..617eb2e 100644
--- 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.
-- 
1.7.4.1

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