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(parent: 44ab021) | patch
KVM: x86: Gracefully handle __vmalloc() failure during VM allocation
authorSean Christopherson <sean.j.christopherson@intel.com>
Mon, 27 Jan 2020 00:41:11 +0000 (16:41 -0800)
committerPaolo Bonzini <pbonzini@redhat.com>
Mon, 16 Mar 2020 16:57:31 +0000 (17:57 +0100)
commit776dd2cd19816185ac233e1fa6b8a19933f3f624
treed2f6876a8d5c16880415e645db7188ac3ca877fatree | snapshot
parent44ab0217af7fd5975778462c0de64c1596b50dc4commit | diff
KVM: x86: Gracefully handle __vmalloc() failure during VM allocation

Check the result of __vmalloc() to avoid dereferencing a NULL pointer in
the event that allocation failres.

Fixes: b8ff20bdae867 ("kvm: Make VM ioctl do valloc for some archs")
Cc: stable@vger.kernel.org
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/svm.c diff | blob | history
arch/x86/kvm/vmx/vmx.c diff | blob | history
Linux Kernel Source Tree.