diff options
| -rw-r--r-- | arch/arm64/kvm/vgic/vgic-kvm-device.c | 26 | ||||
| -rw-r--r-- | arch/arm64/kvm/vgic/vgic.h | 3 |
2 files changed, 4 insertions, 25 deletions
diff --git a/arch/arm64/kvm/vgic/vgic-kvm-device.c b/arch/arm64/kvm/vgic/vgic-kvm-device.c index 08ae34b1a986..0d000d2fe8d2 100644 --- a/arch/arm64/kvm/vgic/vgic-kvm-device.c +++ b/arch/arm64/kvm/vgic/vgic-kvm-device.c @@ -14,38 +14,20 @@ /* common helpers */ -int vgic_check_ioaddr(struct kvm *kvm, phys_addr_t *ioaddr, - phys_addr_t addr, phys_addr_t alignment) -{ - if (addr & ~kvm_phys_mask(kvm)) - return -E2BIG; - - if (!IS_ALIGNED(addr, alignment)) - return -EINVAL; - - if (!IS_VGIC_ADDR_UNDEF(*ioaddr)) - return -EEXIST; - - return 0; -} - int vgic_check_iorange(struct kvm *kvm, phys_addr_t ioaddr, phys_addr_t addr, phys_addr_t alignment, phys_addr_t size) { - int ret; - - ret = vgic_check_ioaddr(kvm, &ioaddr, addr, alignment); - if (ret) - return ret; + if (!IS_VGIC_ADDR_UNDEF(ioaddr)) + return -EEXIST; - if (!IS_ALIGNED(size, alignment)) + if (!IS_ALIGNED(addr, alignment) || !IS_ALIGNED(size, alignment)) return -EINVAL; if (addr + size < addr) return -EINVAL; - if (addr + size > kvm_phys_size(kvm)) + if (addr & ~kvm_phys_mask(kvm) || addr + size > kvm_phys_size(kvm)) return -E2BIG; return 0; diff --git a/arch/arm64/kvm/vgic/vgic.h b/arch/arm64/kvm/vgic/vgic.h index 4be01c38e8f1..3fd6c86a7ef3 100644 --- a/arch/arm64/kvm/vgic/vgic.h +++ b/arch/arm64/kvm/vgic/vgic.h @@ -172,9 +172,6 @@ void vgic_kick_vcpus(struct kvm *kvm); void vgic_irq_handle_resampling(struct vgic_irq *irq, bool lr_deactivated, bool lr_pending); -int vgic_check_ioaddr(struct kvm *kvm, phys_addr_t *ioaddr, - phys_addr_t addr, phys_addr_t alignment); - int vgic_check_iorange(struct kvm *kvm, phys_addr_t ioaddr, phys_addr_t addr, phys_addr_t alignment, phys_addr_t size); |