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spi: Remove a redundant test for master->running in spi_queued_transfer 

We have tested master->running immediately after grab the master->queue_lock.
The status of master->running won't be changed until we release the lock.
Thus remove a redundant test for master->running.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Axel Lin 2013-08-22 23:41:34 +08:00 committed by Mark Brown
parent b36f4be3de
commit 96b3eace39
1 changed files with 1 additions and 1 deletions
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2
drivers/spi/spi.c
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@ -774,7 +774,7 @@ static int spi_queued_transfer(struct spi_device *spi, struct spi_message *msg)
msg->status = -EINPROGRESS; msg->status = -EINPROGRESS;
list_add_tail(&msg->queue, &master->queue); list_add_tail(&msg->queue, &master->queue);
if (master->running && !master->busy) if (!master->busy)
queue_kthread_work(&master->kworker, &master->pump_messages); queue_kthread_work(&master->kworker, &master->pump_messages);
spin_unlock_irqrestore(&master->queue_lock, flags); spin_unlock_irqrestore(&master->queue_lock, flags);