linux-kernel - [tip:irq/core] genirq: Remove bogus conditional

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Message-ID: <tip-3b56f0585fd4c02d047dc406668cb40159b2d340@git.kernel.org>
Date:	Sat, 19 Feb 2011 12:22:05 GMT
From:	tip-bot for Thomas Gleixner <tglx@...utronix.de>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	peterz@...radead.org, tglx@...utronix.de
Subject: [tip:irq/core] genirq: Remove bogus conditional

Commit-ID:  3b56f0585fd4c02d047dc406668cb40159b2d340
Gitweb:     http://git.kernel.org/tip/3b56f0585fd4c02d047dc406668cb40159b2d340
Author:     Thomas Gleixner <tglx@...utronix.de>
AuthorDate: Wed, 2 Feb 2011 21:41:12 +0000
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Sat, 19 Feb 2011 12:58:10 +0100

genirq: Remove bogus conditional

The if (chip->irq_shutdown) check will always evaluate to true, as we
fill in chip->irq_shutdown with default_shutdown in
irq_chip_set_defaults() if the chip does not provide its own function.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Cc: Peter Zijlstra <peterz@...radead.org>
LKML-Reference: <20110202212551.667607458@...utronix.de>
---
 kernel/irq/manage.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 33a6ee0..30bc8de 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -1057,10 +1057,7 @@ static struct irqaction *__free_irq(unsigned int irq, void *dev_id)
 	/* If this was the last handler, shut down the IRQ line: */
 	if (!desc->action) {
 		desc->status |= IRQ_DISABLED;
-		if (desc->irq_data.chip->irq_shutdown)
-			desc->irq_data.chip->irq_shutdown(&desc->irq_data);
-		else
-			desc->irq_data.chip->irq_disable(&desc->irq_data);
+		desc->irq_data.chip->irq_shutdown(&desc->irq_data);
 	}
 
 #ifdef CONFIG_SMP
--
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