xen/time: Check that the per_cpu data structure has data before freeing.

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We don't check whether the per_cpu data structure has actually
been freed in the past. This checks it and if it has been freed
in the past then just continues on without double-freeing.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

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Konrad Rzeszutek Wilk 2013-06-04 17:11:52 -04:00

parent c9d76a24a2

commit a05e2c371f

1 changed files with 7 additions and 4 deletions

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arch/x86/xen/time.c

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