From: "tip-bot for jhbird.choi@samsung.com" <jhbird.choi@samsung.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com,
tglx@linutronix.de, jhbird.choi@samsung.com
Subject: [tip:irq/urgent] genirq: Fix wrong bit operation
Date: Tue, 26 Jul 2011 14:27:54 GMT [thread overview]
Message-ID: <tip-1dd75f91ae713049eb6baaa640078f3a6549e522@git.kernel.org> (raw)
In-Reply-To: <1311229754-6003-1-git-send-email-jhbird.choi@samsung.com>
Commit-ID: 1dd75f91ae713049eb6baaa640078f3a6549e522
Gitweb: http://git.kernel.org/tip/1dd75f91ae713049eb6baaa640078f3a6549e522
Author: jhbird.choi@samsung.com <jhbird.choi@samsung.com>
AuthorDate: Thu, 21 Jul 2011 15:29:14 +0900
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitDate: Tue, 26 Jul 2011 16:24:02 +0200
genirq: Fix wrong bit operation
(!msk & 0x01) should be !(msk & 0x01)
Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com>
Link: http://lkml.kernel.org/r/1311229754-6003-1-git-send-email-jhbird.choi@samsung.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: stable@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 */
prev parent reply other threads:[~2011-07-26 14:28 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-21 6:29 [PATCH] genirq: fix " jhbird.choi
2011-07-26 14:27 ` tip-bot for jhbird.choi@samsung.com [this message]
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