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[fuzz] clean up state at the end of each iteration (#2151)

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This commit is contained in:
Jonathan Hui
2017-08-30 22:01:16 -07:00
committed by GitHub
parent a4c46be1b0
commit 66a98482ed
2 changed files with 40 additions and 19 deletions
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tests/fuzz/ip6_send.cpp
+21 -9
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@@ -44,7 +44,7 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
{
const otPanId panId = 0xdead;
otInstance *sInstance;
otInstance *instance = NULL;
otMessage *message = NULL;
otError error = OT_ERROR_NONE;
bool isSecure;
@@ -53,23 +53,35 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
FuzzerPlatformInit();
sInstance = otInstanceInitSingle();
otLinkSetPanId(sInstance, panId);
otIp6SetEnabled(sInstance, true);
otThreadSetEnabled(sInstance, true);
otThreadBecomeLeader(sInstance);
instance = otInstanceInitSingle();
otLinkSetPanId(instance, panId);
otIp6SetEnabled(instance, true);
otThreadSetEnabled(instance, true);
otThreadBecomeLeader(instance);
isSecure = (data[0] & 0x1) != 0;
message = otIp6NewMessage(sInstance, isSecure);
message = otIp6NewMessage(instance, isSecure);
VerifyOrExit(message != NULL, error = OT_ERROR_NO_BUFS);
error = otMessageAppend(message, data + 1, static_cast<uint16_t>(size - 1));
SuccessOrExit(error);
error = otIp6Send(sInstance, message);
SuccessOrExit(error);
error = otIp6Send(instance, message);
message = NULL;
exit:
if (message != NULL)
{
otMessageFree(message);
}
if (instance != NULL)
{
otInstanceFinalize(instance);
}
return 0;
}