Messages in this thread | | | Subject | Re: [PATCH V3 1/3] kvm: use kmalloc() instead of kzalloc() during iodev register/unregister | From | Paolo Bonzini <> | Date | Mon, 7 Sep 2015 12:33:51 +0200 |
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On 25/08/2015 11:05, Jason Wang wrote: > All fields of kvm_io_range were initialized or copied explicitly > afterwards. So switch to use kmalloc(). > > Cc: Gleb Natapov <gleb@kernel.org> > Cc: Paolo Bonzini <pbonzini@redhat.com> > Cc: Michael S. Tsirkin <mst@redhat.com> > Signed-off-by: Jason Wang <jasowang@redhat.com> > --- > virt/kvm/kvm_main.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c > index 8b8a444..0d79fe8 100644 > --- a/virt/kvm/kvm_main.c > +++ b/virt/kvm/kvm_main.c > @@ -3248,7 +3248,7 @@ int kvm_io_bus_register_dev(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr, > if (bus->dev_count - bus->ioeventfd_count > NR_IOBUS_DEVS - 1) > return -ENOSPC; > > - new_bus = kzalloc(sizeof(*bus) + ((bus->dev_count + 1) * > + new_bus = kmalloc(sizeof(*bus) + ((bus->dev_count + 1) * > sizeof(struct kvm_io_range)), GFP_KERNEL); > if (!new_bus) > return -ENOMEM; > @@ -3280,7 +3280,7 @@ int kvm_io_bus_unregister_dev(struct kvm *kvm, enum kvm_bus bus_idx, > if (r) > return r; > > - new_bus = kzalloc(sizeof(*bus) + ((bus->dev_count - 1) * > + new_bus = kmalloc(sizeof(*bus) + ((bus->dev_count - 1) * > sizeof(struct kvm_io_range)), GFP_KERNEL); > if (!new_bus) > return -ENOMEM; >
Applied this patch for 4.4.
Paolo
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