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[mle] remove assert in MleRouter::ResolveRoutingLoops() (#2022)

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This commit is contained in:
Jonathan Hui
2017-07-23 22:02:30 -07:00
committed by GitHub
parent d200df368c
commit 7ef2bcac03
1 changed files with 15 additions and 8 deletions
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src/core/thread/mle_router.cpp
+15 -8
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@@ -3717,16 +3717,23 @@ exit:
void MleRouter::ResolveRoutingLoops(uint16_t aSourceMac, uint16_t aDestRloc16)
{
if (aSourceMac == GetNextHop(aDestRloc16))
{
// loop detected
Router *router = GetRouter(GetRouterId(aDestRloc16));
assert(router != NULL);
Router *router;
// invalidate next hop
router->SetNextHop(kInvalidRouterId);
ResetAdvertiseInterval();
if (aSourceMac != GetNextHop(aDestRloc16))
{
ExitNow();
}
// loop exists
router = GetRouter(GetRouterId(aDestRloc16));
VerifyOrExit(router != NULL);
// invalidate next hop
router->SetNextHop(kInvalidRouterId);
ResetAdvertiseInterval();
exit:
return;
}
otError MleRouter::CheckReachability(uint16_t aMeshSource, uint16_t aMeshDest, Ip6::Header &aIp6Header)