From e032e3b55b6f487e48c163c5dca74086f147a169 Mon Sep 17 00:00:00 2001 From: Bharata B Rao Date: Wed, 22 Jan 2020 10:25:42 +0530 Subject: [PATCH] KVM: PPC: Book3S HV: Release lock on page-out failure path When migrate_vma_setup() fails in kvmppc_svm_page_out(), release kvm->arch.uvmem_lock before returning. Fixes: ca9f4942670 ("KVM: PPC: Book3S HV: Support for running secure guests") Signed-off-by: Bharata B Rao Reviewed-by: Kamalesh Babulal Signed-off-by: Paul Mackerras --- arch/powerpc/kvm/book3s_hv_uvmem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kvm/book3s_hv_uvmem.c b/arch/powerpc/kvm/book3s_hv_uvmem.c index 4d1f25a3959a..79b1202b1c62 100644 --- a/arch/powerpc/kvm/book3s_hv_uvmem.c +++ b/arch/powerpc/kvm/book3s_hv_uvmem.c @@ -571,7 +571,7 @@ kvmppc_svm_page_out(struct vm_area_struct *vma, unsigned long start, ret = migrate_vma_setup(&mig); if (ret) - return ret; + goto out; spage = migrate_pfn_to_page(*mig.src); if (!spage || !(*mig.src & MIGRATE_PFN_MIGRATE)) -- 2.25.1