From 18595411a7146330ec19adf0b9db8e6736c84a4e Mon Sep 17 00:00:00 2001 From: Guo Chao Date: Fri, 2 Nov 2012 18:33:21 +0800 Subject: KVM: do not kfree error pointer We should avoid kfree()ing error pointer in kvm_vcpu_ioctl() and kvm_arch_vcpu_ioctl(). Signed-off-by: Guo Chao Signed-off-by: Marcelo Tosatti --- virt/kvm/kvm_main.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'virt') diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 2fb73191801f..316d76aa030d 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -1954,6 +1954,7 @@ out_free2: kvm_sregs = memdup_user(argp, sizeof(*kvm_sregs)); if (IS_ERR(kvm_sregs)) { r = PTR_ERR(kvm_sregs); + kvm_sregs = NULL; goto out; } r = kvm_arch_vcpu_ioctl_set_sregs(vcpu, kvm_sregs); @@ -2054,6 +2055,7 @@ out_free2: fpu = memdup_user(argp, sizeof(*fpu)); if (IS_ERR(fpu)) { r = PTR_ERR(fpu); + fpu = NULL; goto out; } r = kvm_arch_vcpu_ioctl_set_fpu(vcpu, fpu); -- cgit v1.2.3