diff options
Diffstat (limited to 'executor')
| -rw-r--r-- | executor/common_kvm_arm64.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/executor/common_kvm_arm64.h b/executor/common_kvm_arm64.h index 59b01201a..66697b2cf 100644 --- a/executor/common_kvm_arm64.h +++ b/executor/common_kvm_arm64.h @@ -267,8 +267,14 @@ static long syz_kvm_add_vcpu(volatile long a0, volatile long a1, volatile long a const struct kvm_opt* const opt_array_ptr = (struct kvm_opt*)a2; uintptr_t opt_count = a3; - if (vm->next_cpu_id == KVM_MAX_VCPU) + if (!vm) { + errno = EINVAL; return -1; + } + if (vm->next_cpu_id == KVM_MAX_VCPU) { + errno = ENOMEM; + return -1; + } int cpu_id = vm->next_cpu_id; int cpufd = ioctl(vm->vmfd, KVM_CREATE_VCPU, cpu_id); if (cpufd == -1) |