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KVM-async_pf: Delete an unnecessary check before the function call "kmem_cache_destroy"
author
Markus Elfring
<elfring@users.sourceforge.net>
Sun, 15 Nov 2015 09:40:36 +0000
(10:40 +0100)
committer
Paolo Bonzini
<pbonzini@redhat.com>
Wed, 25 Nov 2015 16:24:23 +0000
(17:24 +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@users.sourceforge.net>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
virt/kvm/async_pf.c
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diff --git
a/virt/kvm/async_pf.c
b/virt/kvm/async_pf.c
index
77d42be
..
3531599
100644
(file)
--- 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;
}