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authorPaolo Bonzini <pbonzini@redhat.com>2016-02-25 11:53:55 +0300
committerPaolo Bonzini <pbonzini@redhat.com>2016-02-25 11:53:55 +0300
commit0fb00d326ffc36844fac0bfefd8644585a86d4a6 (patch)
tree7fa63f85f0b8485081e3f26c2a808ccc6949885c /arch/arm
parent17e4bce0ae63c7e03f3c7fa8d80890e7af3d4971 (diff)
parentfd451b90e78c4178bcfc5072f2b2b637500c109a (diff)
downloadlinux-0fb00d326ffc36844fac0bfefd8644585a86d4a6.tar.xz
Merge tag 'kvm-arm-for-4.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into kvm-master
KVM/ARM fixes for 4.5-rc6 - Fix per-vcpu vgic bitmap allocation - Do not give copy random memory on MMIO read - Fix GICv3 APR register restore order
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/kvm/mmio.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/kvm/mmio.c b/arch/arm/kvm/mmio.c
index 7f33b2056ae6..0f6600f05137 100644
--- a/arch/arm/kvm/mmio.c
+++ b/arch/arm/kvm/mmio.c
@@ -206,7 +206,8 @@ int io_mem_abort(struct kvm_vcpu *vcpu, struct kvm_run *run,
run->mmio.is_write = is_write;
run->mmio.phys_addr = fault_ipa;
run->mmio.len = len;
- memcpy(run->mmio.data, data_buf, len);
+ if (is_write)
+ memcpy(run->mmio.data, data_buf, len);
if (!ret) {
/* We handled the access successfully in the kernel. */