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authorWill Deacon <will.deacon@arm.com>2012-02-03 14:50:07 +0100
committerJason Liu <r64343@freescale.com>2012-07-20 13:38:01 +0800
commitef497c68dd6020f4e6d917f735aefb6644141d37 (patch)
tree34490fdd6e496ffc10546e3bea3a3290b07e4d4e /arch/arm/kernel
parenta645342fc1e33e74c02d7107c349f253a607bccd (diff)
ARM: 7317/1: irq: avoid NULL check in for_each_irq_desc loop
ARM unconditionally selects CONFIG_GENERIC_HARDIRQS, so the definition of for_each_irq_desc will check that the desc is non-NULL anyway. This patch removes a redundant check from the IRQ migration code. Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r--arch/arm/kernel/irq.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index de3dcab8610b..8cec6246dd1d 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -185,10 +185,7 @@ void migrate_irqs(void)
local_irq_save(flags);
for_each_irq_desc(i, desc) {
- bool affinity_broken = false;
-
- if (!desc)
- continue;
+ bool affinity_broken;
raw_spin_lock(&desc->lock);
affinity_broken = migrate_one_irq(desc);