[PATCH] KVM: release anon file in failure path of vm creation

[Liu Shuo]

The failure of create debugfs of VM will return directly without release
the anon file. It will leak memory and file descriptors, even through
be not serious.

Signed-off-by: Liu Shuo <shuo.a....@intel.com>
---
 virt/kvm/kvm_main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 48bd520..8322154 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -49,6 +49,7 @@
 #include <linux/slab.h>
 #include <linux/sort.h>
 #include <linux/bsearch.h>
+#include <linux/syscalls.h>
 
 #include <asm/processor.h>
 #include <asm/io.h>
@@ -3067,6 +3068,7 @@ static int kvm_dev_ioctl_create_vm(unsigned long type)
 
        if (kvm_create_vm_debugfs(kvm, r) < 0) {
                kvm_put_kvm(kvm);
+               sys_close(r);
                return -ENOMEM;
        }
 
-- 
1.9.4