[PATCH linux-next] KVM: arm64: Remove the unneeded result variable

From: cgel . zte
Date: Thu Sep 01 2022 - 03:50:03 EST


From: ye xingchen <ye.xingchen@xxxxxxxxxx>

Return the value kvm_pgtable_walk() directly instead of storing it in
another redundant variable.

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: ye xingchen <ye.xingchen@xxxxxxxxxx>
---
arch/arm64/kvm/hyp/pgtable.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/arm64/kvm/hyp/pgtable.c b/arch/arm64/kvm/hyp/pgtable.c
index 2cb3867eb7c2..a5fa05e34de9 100644
--- a/arch/arm64/kvm/hyp/pgtable.c
+++ b/arch/arm64/kvm/hyp/pgtable.c
@@ -925,7 +925,6 @@ int kvm_pgtable_stage2_map(struct kvm_pgtable *pgt, u64 addr, u64 size,
int kvm_pgtable_stage2_set_owner(struct kvm_pgtable *pgt, u64 addr, u64 size,
void *mc, u8 owner_id)
{
- int ret;
struct stage2_map_data map_data = {
.phys = KVM_PHYS_INVALID,
.mmu = pgt->mmu,
@@ -945,8 +944,7 @@ int kvm_pgtable_stage2_set_owner(struct kvm_pgtable *pgt, u64 addr, u64 size,
if (owner_id > KVM_MAX_OWNER_ID)
return -EINVAL;

- ret = kvm_pgtable_walk(pgt, addr, size, &walker);
- return ret;
+ return kvm_pgtable_walk(pgt, addr, size, &walker);
}

static int stage2_unmap_walker(u64 addr, u64 end, u32 level, kvm_pte_t *ptep,
--
2.25.1