diff options
| -rw-r--r-- | hw/s390x/ipl.c | 3 | ||||
| -rw-r--r-- | hw/s390x/virtio-ccw.c | 6 |
2 files changed, 6 insertions, 3 deletions
diff --git a/hw/s390x/ipl.c b/hw/s390x/ipl.c index 54d0835..2e26d2a 100644 --- a/hw/s390x/ipl.c +++ b/hw/s390x/ipl.c @@ -14,7 +14,6 @@ #include "sysemu/sysemu.h" #include "cpu.h" #include "elf.h" -#include "exec/ram_addr.h" #include "hw/loader.h" #include "hw/sysbus.h" #include "hw/s390x/virtio-ccw.h" @@ -219,7 +218,7 @@ static Property s390_ipl_properties[] = { * - -1 if no valid boot device was found * - ccw id of the boot device otherwise */ -static uint64_t s390_update_iplstate(CPUS390XState *env, S390IPLState *ipl) +static uint32_t s390_update_iplstate(CPUS390XState *env, S390IPLState *ipl) { DeviceState *dev_st; diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c index 130535c..d32ecaf 100644 --- a/hw/s390x/virtio-ccw.c +++ b/hw/s390x/virtio-ccw.c @@ -266,7 +266,7 @@ static int virtio_ccw_set_vqs(SubchDev *sch, uint64_t addr, uint32_t align, { VirtIODevice *vdev = virtio_ccw_get_vdev(sch); - if (index > VIRTIO_PCI_QUEUE_MAX) { + if (index >= VIRTIO_PCI_QUEUE_MAX) { return -EINVAL; } @@ -549,6 +549,10 @@ static int virtio_ccw_cb(SubchDev *sch, CCW1 ccw) ret = -EFAULT; } else { vq_config.index = lduw_be_phys(&address_space_memory, ccw.cda); + if (vq_config.index >= VIRTIO_PCI_QUEUE_MAX) { + ret = -EINVAL; + break; + } vq_config.num_max = virtio_queue_get_num(vdev, vq_config.index); stw_be_phys(&address_space_memory, |