On 15/11/2015 10:45, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Sun, 15 Nov 2015 10:40:36 +0100
>
> The kmem_cache_destroy() function tests whether its argument is NULL
> and then returns immediately. Thus the test around the call is not needed.
>
> This issue was detected by using the Coccinelle software.
>
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
> virt/kvm/async_pf.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/virt/kvm/async_pf.c b/virt/kvm/async_pf.c
> index 77d42be..3531599 100644
> --- a/virt/kvm/async_pf.c
> +++ b/virt/kvm/async_pf.c
> @@ -57,8 +57,7 @@ int kvm_async_pf_init(void)
>
> void kvm_async_pf_deinit(void)
> {
> - if (async_pf_cache)
> - kmem_cache_destroy(async_pf_cache);
> + kmem_cache_destroy(async_pf_cache);
> async_pf_cache = NULL;
> }
>
>
Applied to kvm/queue, thanks.
Paolo
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