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authorBharata B Rao <bharata@linux.ibm.com>2020-01-22 10:25:42 +0530
committerPaul Mackerras <paulus@ozlabs.org>2020-01-29 16:47:45 +1100
commite032e3b55b6f487e48c163c5dca74086f147a169 (patch)
treefe54aaa13a567edb1122f18b86894783d652712d /arch
parent3a43970d55e9fd5475d3c4e5fe398ab831ec6c3a (diff)
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 <bharata@linux.ibm.com> Reviewed-by: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com> Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/kvm/book3s_hv_uvmem.c2
1 files changed, 1 insertions, 1 deletions
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))