From: Andi Kleen <ak@linux.intel.com>
Date: Wed, 25 Apr 2012 01:03:51 +0000 (+1000)
Subject: drivers/net/irda/sir_dev.c: remove spin_is_locked()
X-Git-Tag: next-20120430~2^2~101
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=7992e87db4f970dd5eb094f505a97da1a07b9864;p=karo-tx-linux.git

drivers/net/irda/sir_dev.c: remove spin_is_locked()

It's hard to imagine how this spin_is_locked() debugging check is not
totally racy.  Remove it.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Cc: Samuel Ortiz <samuel@sortiz.org>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/drivers/net/irda/sir_dev.c b/drivers/net/irda/sir_dev.c
index 5039f08f5a5b..90a1b3ef5d2c 100644
--- a/drivers/net/irda/sir_dev.c
+++ b/drivers/net/irda/sir_dev.c
@@ -632,11 +632,6 @@ static netdev_tx_t sirdev_hard_xmit(struct sk_buff *skb,
 	/* Init tx buffer*/
 	dev->tx_buff.data = dev->tx_buff.head;
 
-	/* Check problems */
-	if(spin_is_locked(&dev->tx_lock)) {
-		IRDA_DEBUG(3, "%s(), write not completed\n", __func__);
-	}
-
 	/* serialize with write completion */
 	spin_lock_irqsave(&dev->tx_lock, flags);