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x86, mm: fix uninitialized addr in kernel_physical_mapping_init()

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This re-adds the lost chunk in commit 9b861528a80.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Haicheng Li <haicheng.li@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
LKML-Reference: <20100903090407.GA19771@localhost>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Wu Fengguang 2010-09-03 17:04:07 +08:00 committed by Ingo Molnar
parent 9fbaf49c7f
commit 1c5f50ee34
1 changed files with 1 additions and 0 deletions
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arch/x86/mm/init_64.c
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@ -570,6 +570,7 @@ kernel_physical_mapping_init(unsigned long start,
start = (unsigned long)__va(start);
end = (unsigned long)__va(end);
addr = start;
for (; start < end; start = next) {
pgd_t *pgd = pgd_offset_k(start);