[libvirt] [PATCH] virsh: Plug memory leak on cmdDesc

[ajia redhat com]

From: Alex Jia <ajia redhat com>

Forgot to free the domain object, this will intruduce resource leaks including
memory leak and FD leaks.

* tools/virsh.c(cmdDesc): fix memory leak.

* How to reproduce?
% virsh desc <domain> 
No description for domain: <domain>
error: Failed to disconnect from the hypervisor, 1 leaked reference(s)

Signed-off-by: Alex Jia <ajia redhat com>
---
 tools/virsh.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/tools/virsh.c b/tools/virsh.c
index bff7d5d..c107d8c 100644
--- a/tools/virsh.c
+++ b/tools/virsh.c
@@ -1167,6 +1167,8 @@ cleanup:
         unlink(tmp);
         VIR_FREE(tmp);
     }
+    if (dom)
+        virDomainFree(dom);
     return ret;
 }
 
-- 
1.7.1