| From | Julia Lawall <> | Subject | [PATCH 31/39] KVM: MMU: drop null test before destroy functions | Date | Sun, 13 Sep 2015 14:15:24 +0200 |
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Remove unneeded NULL test.
The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/)
// <smpl> @@ expression x; @@ -if (x != NULL) \(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x); // </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
--- arch/x86/kvm/mmu.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 69088a1..fb0c1bd 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -4883,10 +4883,8 @@ static struct shrinker mmu_shrinker = { static void mmu_destroy_caches(void) { - if (pte_list_desc_cache) - kmem_cache_destroy(pte_list_desc_cache); - if (mmu_page_header_cache) - kmem_cache_destroy(mmu_page_header_cache); + kmem_cache_destroy(pte_list_desc_cache); + kmem_cache_destroy(mmu_page_header_cache); } int kvm_mmu_module_init(void)
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