By checking the return value from kvm_ipc__register_handler,
we can ensure that it succeeds.
Signed-off-by: Yang Bai <hamo.by@xxxxxxxxx>
---
tools/kvm/kvm.c | 8 +++++++-
1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/tools/kvm/kvm.c b/tools/kvm/kvm.c
index f02d5df..99bcef4 100644
--- a/tools/kvm/kvm.c
+++ b/tools/kvm/kvm.c
@@ -396,10 +396,16 @@ struct kvm *kvm__init(const char *kvm_dev, const char *hugetlbfs_path, u64 ram_s
goto err_vm_fd;
}
- kvm_ipc__register_handler(KVM_IPC_PID, kvm__pid);
+ ret = kvm_ipc__register_handler(KVM_IPC_PID, kvm__pid);
+ if (ret < 0) {
+ pr_err("Register ipc handler failed.");
+ goto err_ipc;
+ }
return kvm;
+err_ipc:
+ kvm_ipc__stop();
err_vm_fd:
close(kvm->vm_fd);
err_sys_fd:
--
1.7.8.3
--
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