linux-kernel - Re:[PATCH] Fix uninitialized local variable "covered" in i386 acpi-cpufreq driver

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Message-ID: <20070727000133.GA31746@linux-os.sc.intel.com>
Date:	Thu, 26 Jul 2007 17:01:33 -0700
From:	Fenghua Yu <fenghua.yu@...el.com>
To:	linux-kernel@...r.kernel.org
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	venkatesh.pallipadi@...el.com, Dave Jones <davej@...hat.com>
Subject: Re:[PATCH] Fix uninitialized local variable "covered" in i386 acpi-cpufreq driver

Updated patch:
Use CPU_MASK_NONE for initil value.

Signed-off-by: Fenghua Yu <fenghua.yu@...el.com>

---

 arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
index 6f846be..14fc5b8 100644
--- a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
+++ b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
@@ -511,7 +511,7 @@ acpi_cpufreq_guess_freq(struct acpi_cpufreq_data *data, unsigned int cpu)
 static int acpi_cpufreq_early_init(void)
 {
 	struct acpi_processor_performance *data;
-	cpumask_t covered;
+	cpumask_t covered = CPU_MASK_NONE;
 	unsigned int i, j;
 
 	dprintk("acpi_cpufreq_early_init\n");
-
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