From: Jason Wang Date: Tue, 25 Aug 2015 09:05:46 +0000 (+0800) Subject: kvm: use kmalloc() instead of kzalloc() during iodev register/unregister X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d3febddde9c7a959dbb189a700e937db50fad4d6;p=linux-beck.git kvm: use kmalloc() instead of kzalloc() during iodev register/unregister All fields of kvm_io_range were initialized or copied explicitly afterwards. So switch to use kmalloc(). Cc: Gleb Natapov Cc: Paolo Bonzini Cc: Michael S. Tsirkin Signed-off-by: Jason Wang Signed-off-by: Paolo Bonzini --- diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 8db1d9361993..23116dcb2129 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -3341,7 +3341,7 @@ 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; @@ -3373,7 +3373,7 @@ 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;