[PATCH 2/4] kvm: kvm_create_vm_debugfs(): cleanup on error

[Luiz Capitulino]

Memory and debugfs entries are leaked on error. Fix it.

Signed-off-by: Luiz Capitulino <lcapitul...@redhat.com>
---
 virt/kvm/kvm_main.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index c1dc45e..9293285 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -585,12 +585,12 @@ static int kvm_create_vm_debugfs(struct kvm *kvm, int fd)
                                         sizeof(*kvm->debugfs_stat_data),
                                         GFP_KERNEL);
        if (!kvm->debugfs_stat_data)
-               return -ENOMEM;
+               goto out_err;
 
        for (p = debugfs_entries; p->name; p++) {
                stat_data = kzalloc(sizeof(*stat_data), GFP_KERNEL);
                if (!stat_data)
-                       return -ENOMEM;
+                       goto out_err;
 
                stat_data->kvm = kvm;
                stat_data->offset = p->offset;
@@ -599,9 +599,13 @@ static int kvm_create_vm_debugfs(struct kvm *kvm, int fd)
                                         kvm->debugfs_dentry,
                                         stat_data,
                                         stat_fops_per_vm[p->kind]))
-                       return -ENOMEM;
+                       goto out_err;
        }
        return 0;
+
+out_err:
+       kvm_destroy_vm_debugfs(kvm);
+       return -ENOMEM;
 }
 
 static struct kvm *kvm_create_vm(unsigned long type)
-- 
2.5.5