From: Dan Carpenter <dan.carpenter@oracle.com>
To: Grant Likely <grant.likely@secretlab.ca>
Cc: spi-devel-general@lists.sourceforge.net,
linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: [patch] spi: release lock on error path in spi_pump_messages()
Date: Sat, 10 Mar 2012 11:57:29 +0300 [thread overview]
Message-ID: <20120310085729.GB4647@elgon.mountain> (raw)
We should release the lock here and enable IRQs before returning.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 5ae1e84..ab1bdce 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -535,6 +535,7 @@ static void spi_pump_messages(struct kthread_work *work)
if (ret) {
dev_err(&master->dev,
"failed to unprepare transfer hardware\n");
+ spin_unlock_irqrestore(&master->queue_lock, flags);
return;
}
}
next reply other threads:[~2012-03-10 8:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-10 8:57 Dan Carpenter [this message]
2012-03-10 9:38 ` [patch] spi: release lock on error path in spi_pump_messages() walter harms
2012-03-11 2:43 ` Grant Likely
2012-03-11 6:20 ` Dan Carpenter
2012-03-11 13:02 ` Grant Likely
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