commit: 1dd75f91ae713049eb6baaa640078f3a6549e522
From: "jhbird.c...@samsung.com" <jhbird.c...@samsung.com>
Date: Thu, 21 Jul 2011 15:29:14 +0900
Subject: [PATCH] genirq: Fix wrong bit operation

(!msk & 0x01) should be !(msk & 0x01)

Signed-off-by: Jonghwan Choi <jhbird.c...@samsung.com>
Link: 
http://lkml.kernel.org/r/1311229754-6003-1-git-send-email-jhbird.c...@samsung.com
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
Cc: sta...@kernel.org
---
 kernel/irq/generic-chip.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/irq/generic-chip.c b/kernel/irq/generic-chip.c
index 3a2cab4..e38544d 100644
--- a/kernel/irq/generic-chip.c
+++ b/kernel/irq/generic-chip.c
@@ -246,7 +246,7 @@ void irq_setup_generic_chip(struct irq_chip_generic *gc, 
u32 msk,
                gc->mask_cache = irq_reg_readl(gc->reg_base + ct->regs.mask);
 
        for (i = gc->irq_base; msk; msk >>= 1, i++) {
-               if (!msk & 0x01)
+               if (!(msk & 0x01))
                        continue;
 
                if (flags & IRQ_GC_INIT_NESTED_LOCK)
@@ -301,7 +301,7 @@ void irq_remove_generic_chip(struct irq_chip_generic *gc, 
u32 msk,
        raw_spin_unlock(&gc_lock);
 
        for (; msk; msk >>= 1, i++) {
-               if (!msk & 0x01)
+               if (!(msk & 0x01))
                        continue;
 
                /* Remove handler first. That will mask the irq line */

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