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authorAnish Moorthy <amoorthy@google.com>2024-02-15 23:53:55 +0000
committerSean Christopherson <seanjc@google.com>2024-04-09 14:10:08 -0700
commitf588557ac4aceccded4741dfdb18336e39c7a208 (patch)
tree5afb5ca76655c30606e8bbc4540ef789f8fe8f66 /virt
parenta3bd2f7ead6d915290c4895ca52f8ee3887cd1ab (diff)
KVM: Simplify error handling in __gfn_to_pfn_memslot()
KVM_HVA_ERR_RO_BAD satisfies kvm_is_error_hva(), so there's no need to duplicate the "if (writable)" block. Fix this by bringing all kvm_is_error_hva() cases under one conditional. Signed-off-by: Anish Moorthy <amoorthy@google.com> Link: https://lore.kernel.org/r/20240215235405.368539-5-amoorthy@google.com [sean: use ternary operator] Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'virt')
-rw-r--r--virt/kvm/kvm_main.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 2fad1a5c377a..3573c8cd9e11 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -3035,16 +3035,12 @@ kvm_pfn_t __gfn_to_pfn_memslot(const struct kvm_memory_slot *slot, gfn_t gfn,
if (hva)
*hva = addr;
- if (addr == KVM_HVA_ERR_RO_BAD) {
- if (writable)
- *writable = false;
- return KVM_PFN_ERR_RO_FAULT;
- }
-
if (kvm_is_error_hva(addr)) {
if (writable)
*writable = false;
- return KVM_PFN_NOSLOT;
+
+ return addr == KVM_HVA_ERR_RO_BAD ? KVM_PFN_ERR_RO_FAULT :
+ KVM_PFN_NOSLOT;
}
/* Do not map writable pfn in the readonly memslot. */