Commit f10b9c8a authored by Jan Kiszka's avatar Jan Kiszka Committed by Sasha Levin

ARM: KVM: Fix size check in __coherent_cache_guest_page

commit a050dfb2 upstream.

The check is supposed to catch page-unaligned sizes, not the inverse.
Signed-off-by: default avatarJan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: default avatarChristoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: default avatarShannon Zhao <shannon.zhao@linaro.org>
Signed-off-by: default avatarSasha Levin <sasha.levin@oracle.com>
parent a49ecf87
...@@ -186,7 +186,7 @@ static inline void __coherent_cache_guest_page(struct kvm_vcpu *vcpu, pfn_t pfn, ...@@ -186,7 +186,7 @@ static inline void __coherent_cache_guest_page(struct kvm_vcpu *vcpu, pfn_t pfn,
bool need_flush = !vcpu_has_cache_enabled(vcpu) || ipa_uncached; bool need_flush = !vcpu_has_cache_enabled(vcpu) || ipa_uncached;
VM_BUG_ON(size & PAGE_MASK); VM_BUG_ON(size & ~PAGE_MASK);
if (!need_flush && !icache_is_pipt()) if (!need_flush && !icache_is_pipt())
goto vipt_cache; goto vipt_cache;
......
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