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src/Cedar/BridgeUnix.c: resolve null pointer dereference

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found by coverity
This commit is contained in:
Ilya Shipitsin 2018-09-28 16:17:20 +05:00
parent 6014ec8eb5
commit 60bb1c34de
1 changed files with 78 additions and 77 deletions
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13
src/Cedar/BridgeUnix.c
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@ -2676,6 +2676,7 @@ bool EthProcessIpPacketInnerIpRaw(ETH *e, PKT *p)
void EthPutPacketLinuxIpRaw(ETH *e, void *data, UINT size)
{
PKT *p;
SOCK *s = NULL;
// Validate arguments
if (e == NULL || data == NULL)
{
@ -2688,8 +2689,13 @@ void EthPutPacketLinuxIpRaw(ETH *e, void *data, UINT size)
}
p = ParsePacket(data, size);
if (p == NULL)
{
Free(data);
return;
}
if (p != NULL && (p->BroadcastPacket || Cmp(p->MacAddressDest, e->RawIpMyMacAddr, 6) == 0))
if (p->BroadcastPacket || Cmp(p->MacAddressDest, e->RawIpMyMacAddr, 6) == 0)
{
if (IsValidUnicastMacAddress(p->MacAddressSrc))
{
@ -2705,9 +2711,6 @@ void EthPutPacketLinuxIpRaw(ETH *e, void *data, UINT size)
return;
}
if (p != NULL)
{
SOCK *s = NULL;
if (p->TypeL3 == L3_IPV4)
{
@ -2790,8 +2793,6 @@ void EthPutPacketLinuxIpRaw(ETH *e, void *data, UINT size)
}
FreePacket(p);
}
Free(data);
}