From: Zhang Bo <oscar.zhangbo@huawei.com>
Date: Mon, 27 Apr 2015 06:41:43 +0000 (+0800)
Subject: qemu: fix memleak in virCapabilitiesDomainDataLookup
X-Git-Tag: v1.2.15-rc1~21
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=768ec8c16d951a2bf31f01cefb126b0bf52d099b;p=thirdparty%2Flibvirt.git

qemu: fix memleak in virCapabilitiesDomainDataLookup

virBufferContentAndReset() doesn't free buf contents, we should use
virBufferFreeAndReset() to get buf freed.

Signed-off-by: Zhang Bo <oscar.zhangbo@huawei.com>
---

diff --git a/src/conf/capabilities.c b/src/conf/capabilities.c
index 2c674a8a70..922741fe25 100644
--- a/src/conf/capabilities.c
+++ b/src/conf/capabilities.c
@@ -701,13 +701,14 @@ virCapabilitiesDomainDataLookup(virCapsPtr caps,
             !virBufferCurrentContent(&buf)[0])
             virBufferAsprintf(&buf, "%s", _("any configuration"));
         if (virBufferCheckError(&buf) < 0) {
-            virBufferContentAndReset(&buf);
+            virBufferFreeAndReset(&buf);
             goto error;
         }
 
         virReportError(VIR_ERR_INVALID_ARG,
                        _("could not find capabilities for %s"),
-                       virBufferContentAndReset(&buf));
+                       virBufferCurrentContent(&buf));
+        virBufferFreeAndReset(&buf);
         goto error;
     }