[tip:irq/core] genirq: Fix type inconsistency

[tip-bot for Nicholas Mc Guire <tipbot@zytor.com>]

Commit-ID:  7df0b278385df3c8d0606c620e6ab1e9eea3d9cd
Gitweb:     http://git.kernel.org/tip/7df0b278385df3c8d0606c620e6ab1e9eea3d9cd
Author:     Nicholas Mc Guire <hofrat@osadl.org>
AuthorDate: Sun, 3 May 2015 10:49:11 +0200
Committer:  Thomas Gleixner <tglx@linutronix.de>
CommitDate: Tue, 5 May 2015 10:45:58 +0200

genirq: Fix type inconsistency

The return type of kstat_irqs_usr() is unsigned int and kstat_irqs() also
returns unsigned int so sum should be unsigned int here as well. 

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Link: http://lkml.kernel.org/r/1430642951-23964-1-git-send-email-hofrat@osadl.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.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 8228f73..73a76e2 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -639,7 +639,7 @@ unsigned int kstat_irqs(unsigned int irq)
  */
 unsigned int kstat_irqs_usr(unsigned int irq)
 {
-	int sum;
+	unsigned int sum;
 
 	irq_lock_sparse();
 	sum = kstat_irqs(irq);