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| author | Tejun Heo <tj@kernel.org> | 2009-06-22 11:56:24 +0900 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2009-06-22 11:56:24 +0900 |
| commit | c5806df9232d2a7f554b4839b57cac2e664fc256 (patch) | |
| tree | 11719fecc7383c4777df8610932fa599c1de00d4 /arch/x86/kernel/setup_percpu.c | |
| parent | 85ae87c1ad8e18a421e7448a99a42ecda183f29f (diff) | |
| download | op-kernel-dev-c5806df9232d2a7f554b4839b57cac2e664fc256.zip op-kernel-dev-c5806df9232d2a7f554b4839b57cac2e664fc256.tar.gz | |
x86: fix duplicate free in setup_pcpu_remap() failure path
In the failure path, setup_pcpu_remap() tries to free the area which
has already been freed to make holes in the large page. Fix it.
[ Impact: fix duplicate free in failure path ]
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/setup_percpu.c')
| -rw-r--r-- | arch/x86/kernel/setup_percpu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c index 9c3f082..dfbc7e6 100644 --- a/arch/x86/kernel/setup_percpu.c +++ b/arch/x86/kernel/setup_percpu.c @@ -228,7 +228,7 @@ static ssize_t __init setup_pcpu_remap(size_t static_size) enomem: for_each_possible_cpu(cpu) if (pcpur_ptrs[cpu]) - free_bootmem(__pa(pcpur_ptrs[cpu]), PMD_SIZE); + free_bootmem(__pa(pcpur_ptrs[cpu]), pcpur_size); ret = -ENOMEM; out_free_ar: free_bootmem(__pa(pcpur_ptrs), ptrs_size); |
