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Fix default route issue (#451)

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This commit is contained in:
rongli
2016-08-23 20:47:20 -07:00
committed by Jonathan Hui
parent 97cbae2174
commit ee1c8fecd9
1 changed files with 5 additions and 5 deletions
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src/core/net/ip6_routes.cpp
+5 -5
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@@ -82,7 +82,7 @@ ThreadError Routes::Remove(Route &aRoute)
int8_t Routes::Lookup(const Address &aSource, const Address &aDestination)
{
uint8_t maxPrefixMatch = 0;
int8_t maxPrefixMatch = -1;
uint8_t prefixMatch;
int8_t rval = -1;
@@ -100,21 +100,21 @@ int8_t Routes::Lookup(const Address &aSource, const Address &aDestination)
prefixMatch = cur->mPrefixLength;
}
if (maxPrefixMatch > prefixMatch)
if (maxPrefixMatch > static_cast<int8_t>(prefixMatch))
{
continue;
}
maxPrefixMatch = prefixMatch;
maxPrefixMatch = static_cast<int8_t>(prefixMatch);
rval = cur->mInterfaceId;
}
for (Netif *netif = Netif::GetNetifList(); netif; netif = netif->GetNext())
{
if (netif->RouteLookup(aSource, aDestination, &prefixMatch) == kThreadError_None &&
prefixMatch > maxPrefixMatch)
static_cast<int8_t>(prefixMatch) > maxPrefixMatch)
{
maxPrefixMatch = prefixMatch;
maxPrefixMatch = static_cast<int8_t>(prefixMatch);
rval = netif->GetInterfaceId();
}
}