[ Upstream commit d838605fea6eabae3746a276fd448f6719eb3926 ]
In run_queue(), check if the queue of pending requests is empty instead
of blindly assuming that it won't be.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>