[PATCH] heci: do not print error when heci_bh_handler is already on workqueue.

From: Dongxiao Xu
Date: Sun May 31 2009 - 10:47:14 EST


schedule_work returns 0, if the work is already on the work_queue, else
returns non-zero. Do not print error message if heci_bh_handlerwork was
already on queue.

Signed-off-by: Nikanth Karthikesan <knikanth@xxxxxxx>
---
drivers/staging/heci/interrupt.c | 12 ++++--------
1 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/staging/heci/interrupt.c b/drivers/staging/heci/interrupt.c
index 3a510ed..d97450c 100644
--- a/drivers/staging/heci/interrupt.c
+++ b/drivers/staging/heci/interrupt.c
@@ -103,10 +103,8 @@ irqreturn_t heci_isr_interrupt(int irq, void *dev_id)
PREPARE_WORK(&dev->work, heci_bh_handler);
DBG("schedule work the heci_bh_handler.\n");
err = schedule_work(&dev->work);
- if (!err) {
- printk(KERN_ERR "heci: schedule the heci_bh_handler"
- " failed error=%x\n", err);
- }
+ if (!err)
+ DBG("heci_bh_handler was already on the workqueue.\n");
return IRQ_HANDLED;
}

@@ -260,10 +258,8 @@ end:
PREPARE_WORK(&dev->work, heci_bh_handler);
DBG("schedule work the heci_bh_handler.\n");
rets = schedule_work(&dev->work);
- if (!rets) {
- printk(KERN_ERR "heci: schedule the heci_bh_handler"
- " failed error=%x\n", rets);
- }
+ if (!rets)
+ DBG("heci_bh_handler was already queued.\n");
} else {
heci_csr_enable_interrupts(dev);
}
--
1.6.0.rc1

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