Re: [PATCH] qemu: remove memset params array to zero in qemuDomainGetPercpuStats

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On Thu, Jan 23, 2014 at 06:00:18PM +0800, Gao feng wrote:
> the array params is allocated by VIR_ALLOC_N in
> remoteDispatchDomainGetCPUStats. it had been set
> to zero. No need to reset it to zero again, and
> this reset here is incorrect too, nparams * ncpus
> is the array length not the size of params array.
> 
> Signed-off-by: Gao feng <gaofeng@xxxxxxxxxxxxxx>
> ---
>  src/qemu/qemu_driver.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
> index df4f5b5..1e54164 100644
> --- a/src/qemu/qemu_driver.c
> +++ b/src/qemu/qemu_driver.c
> @@ -15818,7 +15818,6 @@ qemuDomainGetPercpuStats(virDomainObjPtr vm,
>      if (virCgroupGetCpuacctPercpuUsage(priv->cgroup, &buf))
>          goto cleanup;
>      pos = buf;
> -    memset(params, 0, nparams * ncpus);
>  
>      /* return percpu cputime in index 0 */
>      param_idx = 0;

ACK

Daniel
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