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x86, gcc-4.6: Fix set but not read variables
Just some dead code, no real bugs. Found by gcc 4.6 -Wall Signed-off-by: Andi Kleen <ak@linux.intel.com> LKML-Reference: <201007202219.o6KMJnQ0021072@imap1.linux-foundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
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2 changed files with 3 additions and 4 deletions
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@ -280,7 +280,7 @@ void __init early_gart_iommu_check(void)
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* or BIOS forget to put that in reserved.
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* try to update e820 to make that region as reserved.
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*/
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u32 agp_aper_base = 0, agp_aper_order = 0;
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u32 agp_aper_order = 0;
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int i, fix, slot, valid_agp = 0;
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u32 ctl;
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u32 aper_size = 0, aper_order = 0, last_aper_order = 0;
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@ -291,7 +291,7 @@ void __init early_gart_iommu_check(void)
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return;
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/* This is mostly duplicate of iommu_hole_init */
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agp_aper_base = search_agp_bridge(&agp_aper_order, &valid_agp);
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search_agp_bridge(&agp_aper_order, &valid_agp);
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fix = 0;
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for (i = 0; i < ARRAY_SIZE(bus_dev_ranges); i++) {
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@ -433,13 +433,12 @@ static void generic_get_mtrr(unsigned int reg, unsigned long *base,
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{
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unsigned int mask_lo, mask_hi, base_lo, base_hi;
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unsigned int tmp, hi;
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int cpu;
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/*
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* get_mtrr doesn't need to update mtrr_state, also it could be called
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* from any cpu, so try to print it out directly.
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*/
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cpu = get_cpu();
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get_cpu();
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rdmsr(MTRRphysMask_MSR(reg), mask_lo, mask_hi);
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