spi: release lock on error path in spi_pump_messages()

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>

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 7ea06af8636aeee12231d2ff9ce82646677f996b..eb3587a30df260c30451ab0521316cc806ac0ea3 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;