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authorSebastian Huber <sebastian.huber@embedded-brains.de>2018-09-19 08:56:09 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2018-09-20 11:23:33 +0200
commit4c086a244624bf36865edcfa4309c333d7d7200d (patch)
treee566ffc50a6b6fdb46702ac57c8e7c4088b60b42 /mDNSResponder/mDNSCore/anonymous.c
parentmDNSResponder: Update to v765.50.9 (diff)
downloadrtems-libbsd-4c086a244624bf36865edcfa4309c333d7d7200d.tar.bz2
mDNSResponder: Update to v878.1.1
The sources can be obtained via: https://opensource.apple.com/tarballs/mDNSResponder/mDNSResponder-878.1.1.tar.gz Update #3522.
Diffstat (limited to 'mDNSResponder/mDNSCore/anonymous.c')
-rw-r--r--mDNSResponder/mDNSCore/anonymous.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/mDNSResponder/mDNSCore/anonymous.c b/mDNSResponder/mDNSCore/anonymous.c
index aaaebc27..fde3ed80 100644
--- a/mDNSResponder/mDNSCore/anonymous.c
+++ b/mDNSResponder/mDNSCore/anonymous.c
@@ -240,6 +240,12 @@ mDNSexport void SetAnonData(DNSQuestion *q, ResourceRecord *rr, mDNSBool ForQues
debugf("SetAnonData: question %##s(%p), rr %##s(%p)", q->qname.c, q->AnonInfo, rr->name->c, rr->AnonInfo);
if (ForQuestion)
{
+ if (q->AnonInfo->AnonDataLen < rr->AnonInfo->AnonDataLen)
+ {
+ mDNSPlatformMemFree(q->AnonInfo->AnonData);
+ q->AnonInfo->AnonData = mDNSNULL;
+ }
+
if (!q->AnonInfo->AnonData)
{
q->AnonInfo->AnonData = mDNSPlatformMemAllocate(rr->AnonInfo->AnonDataLen);
@@ -251,6 +257,12 @@ mDNSexport void SetAnonData(DNSQuestion *q, ResourceRecord *rr, mDNSBool ForQues
}
else
{
+ if (rr->AnonInfo->AnonDataLen < q->AnonInfo->AnonDataLen)
+ {
+ mDNSPlatformMemFree(rr->AnonInfo->AnonData);
+ rr->AnonInfo->AnonData = mDNSNULL;
+ }
+
if (!rr->AnonInfo->AnonData)
{
rr->AnonInfo->AnonData = mDNSPlatformMemAllocate(q->AnonInfo->AnonDataLen);