linux-kernel - [tip:irq/core] genirq: Fix unnecessary automatic type conversion

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Date:	Tue, 5 May 2015 01:49:07 -0700
From:	tip-bot for Nicholas Mc Guire <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	tglx@...utronix.de, hpa@...or.com, linux-kernel@...r.kernel.org,
	mingo@...nel.org, hofrat@...dl.org
Subject: [tip:irq/core] genirq: Fix unnecessary automatic type conversion

Commit-ID:  5e9662fa511794e1e72baf8eee21238962140480
Gitweb:     http://git.kernel.org/tip/5e9662fa511794e1e72baf8eee21238962140480
Author:     Nicholas Mc Guire <hofrat@...dl.org>
AuthorDate: Sun, 3 May 2015 10:48:50 +0200
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Tue, 5 May 2015 10:45:58 +0200

genirq: Fix unnecessary automatic type conversion

kstat_irqs is unsigned int and the return type of kstat_irqs() is also
unsigned int so sum should be unsigned int as well even if the result
is correct due to automatic type conversion.

Signed-off-by: Nicholas Mc Guire <hofrat@...dl.org>
Link: http://lkml.kernel.org/r/1430642930-23929-1-git-send-email-hofrat@osadl.org
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
 kernel/irq/irqdesc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 99793b9..8228f73 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -619,7 +619,7 @@ unsigned int kstat_irqs(unsigned int irq)
 {
 	struct irq_desc *desc = irq_to_desc(irq);
 	int cpu;
-	int sum = 0;
+	unsigned int sum = 0;
 
 	if (!desc || !desc->kstat_irqs)
 		return 0;
--
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