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spi: release lock on error path in spi_pump_messages()
author
Dan Carpenter
<dan.carpenter@oracle.com>
Sat, 10 Mar 2012 08:57:29 +0000
(11:57 +0300)
committer
Grant Likely
<grant.likely@secretlab.ca>
Sun, 11 Mar 2012 02:43:37 +0000
(19:43 -0700)
We should release the lock here and enable IRQs before returning.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
[grant.likely: move unlock above dev_err() call]
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
drivers/spi/spi.c
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diff --git
a/drivers/spi/spi.c
b/drivers/spi/spi.c
index
7ea06af
..
eb3587a
100644
(file)
--- a/
drivers/spi/spi.c
+++ b/
drivers/spi/spi.c
@@
-533,6
+533,7
@@
static void spi_pump_messages(struct kthread_work *work)
if (master->busy) {
ret = master->unprepare_transfer_hardware(master);
if (ret) {
+ spin_unlock_irqrestore(&master->queue_lock, flags);
dev_err(&master->dev,
"failed to unprepare transfer hardware\n");
return;