[libvirt] [PATCH] Should determine the value of client first before locking it

[Guannan Ren <gren redhat com>]

---
 src/rpc/virnetclient.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/src/rpc/virnetclient.c b/src/rpc/virnetclient.c
index dfc4ed9..c100ef1 100644
--- a/src/rpc/virnetclient.c
+++ b/src/rpc/virnetclient.c
@@ -271,6 +271,9 @@ void virNetClientFree(virNetClientPtr client)
 
 void virNetClientClose(virNetClientPtr client)
 {
+    if (!client)
+        return;   
+
     virNetClientLock(client);
     virNetSocketRemoveIOCallback(client->sock);
     virNetSocketFree(client->sock);
-- 
1.7.1