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KVM: x86: Copy filter arg outside kvm_vm_ioctl_set_msr_filter()
authorAlexander Graf <graf@amazon.com>
Mon, 17 Oct 2022 18:45:40 +0000 (20:45 +0200)
committerPaolo Bonzini <pbonzini@redhat.com>
Sat, 22 Oct 2022 09:15:56 +0000 (05:15 -0400)
commit2eb66b22ad0f68d04cb19adf5eadd39d00d22c43
treec632ac9f2bf8917f5bbd23e5bce547338aae8ea0tree | snapshot
parentcdbe7897bbc5b7a6cfc148d5725bef7852873380commit | diff
KVM: x86: Copy filter arg outside kvm_vm_ioctl_set_msr_filter()

In the next patch we want to introduce a second caller to
set_msr_filter() which constructs its own filter list on the stack.
Refactor the original function so it takes it as argument instead of
reading it through copy_from_user().

Signed-off-by: Alexander Graf <graf@amazon.com>
Message-Id: <20221017184541.2658-3-graf@amazon.com>
Cc: stable@vger.kernel.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/x86.c diff | blob | history
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