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Fix null ptr on managed routes if no IPs are set.

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This commit is contained in:
Adam Ierymenko 2019-06-13 12:52:38 -07:00
parent 5b2b088714
commit ce2338c24a
1 changed files with 5 additions and 1 deletions
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6
service/OneService.cpp
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@ -190,6 +190,8 @@ namespace ZeroTier {
namespace {
static const InetAddress NULL_INET_ADDR;
// Fake TLS hello for TCP tunnel outgoing connections (TUNNELED mode)
static const char ZT_TCP_TUNNEL_HELLO[9] = { 0x17,0x03,0x03,0x00,0x04,(char)ZEROTIER_ONE_VERSION_MAJOR,(char)ZEROTIER_ONE_VERSION_MINOR,(char)((ZEROTIER_ONE_VERSION_REVISION >> 8) & 0xff),(char)(ZEROTIER_ONE_VERSION_REVISION & 0xff) };
@ -1855,7 +1857,7 @@ public:
const InetAddress *const target = reinterpret_cast<const InetAddress *>(&(n.config.routes[i].target));
const InetAddress *const via = reinterpret_cast<const InetAddress *>(&(n.config.routes[i].via));
InetAddress *src = NULL;
const InetAddress *src = NULL;
for (unsigned int j=0; j<n.config.assignedAddressCount; ++j) {
const InetAddress *const tmp = reinterpret_cast<const InetAddress *>(&(n.config.assignedAddresses[j]));
if (target->isV4() && tmp->isV4()) {
@ -1866,6 +1868,8 @@ public:
break;
}
}
if (!src)
src = &NULL_INET_ADDR;
if ( (!checkIfManagedIsAllowed(n,*target)) || ((via->ss_family == target->ss_family)&&(matchIpOnly(myIps,*via))) )
continue;