[libvirt] [PATCH 2/5] Fix leak of 'msg' object in client stream code

Daniel P. Berrange berrange at redhat.com
Fri Jul 8 11:57:41 UTC 2011


From: "Daniel P. Berrange" <berrange at redhat.com>

In one exit path we forgot to free the virNetMessage object causing
a large memory leak for streams which send alot of data. Some other
paths were calling VIR_FREE directly instead of virNetMessageFree
although this was (currently) harmless.

* src/rpc/virnetclientstream.c: Fix leak of msg object
* src/rpc/virnetclientprogram.c: Call virNetMessageFree instead
  of VIR_FREE
---
 src/rpc/virnetclientprogram.c |    4 ++--
 src/rpc/virnetclientstream.c  |    3 ++-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/rpc/virnetclientprogram.c b/src/rpc/virnetclientprogram.c
index 8414ad8..c39520a 100644
--- a/src/rpc/virnetclientprogram.c
+++ b/src/rpc/virnetclientprogram.c
@@ -329,11 +329,11 @@ int virNetClientProgramCall(virNetClientProgramPtr prog,
         goto error;
     }
 
-    VIR_FREE(msg);
+    virNetMessageFree(msg);
 
     return 0;
 
 error:
-    VIR_FREE(msg);
+    virNetMessageFree(msg);
     return -1;
 }
diff --git a/src/rpc/virnetclientstream.c b/src/rpc/virnetclientstream.c
index d5efab1..fe15acd 100644
--- a/src/rpc/virnetclientstream.c
+++ b/src/rpc/virnetclientstream.c
@@ -361,11 +361,12 @@ int virNetClientStreamSendPacket(virNetClientStreamPtr st,
     if (virNetClientSend(client, msg, wantReply) < 0)
         goto error;
 
+    virNetMessageFree(msg);
 
     return nbytes;
 
 error:
-    VIR_FREE(msg);
+    virNetMessageFree(msg);
     return -1;
 }
 
-- 
1.7.6




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