From: Michael Chan <michael.chan@broadcom.com>
Date: Tue, 30 May 2017 20:03:00 -0400

We need to write the doorbell if BQL has stopped the queue and
skb->xmit_more is set.  Otherwise it is possible for the tx queue to
rot and cause tx timeout.

Fixes: 4d172f21cefe ("bnxt_en: Implement xmit_more.")
Suggested-by: Yuval Mintz <redacted>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>

Applied, thanks.