fix(fuzzing): return 0 (not 1) from the size guard in every harness

test/fuzzing/fuzz_amf.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     uint8_t mode = data[0] % 3;

test/fuzzing/fuzz_baidu_rpc.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_butil.cpp

@@ -27,7 +27,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_couchbase.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_esp.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_hpack.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_http.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_http_parser.cpp

@@ -34,7 +34,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     // Use first byte to select mode

test/fuzzing/fuzz_hulu.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_json.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string error;

test/fuzzing/fuzz_memcache.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_mongo.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_redis.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_shead.cpp

@@ -26,7 +26,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_sofa.cpp

@@ -27,7 +27,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_streaming.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_thrift.cpp

@@ -24,7 +24,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     std::string input(reinterpret_cast<const char*>(data), size);

test/fuzzing/fuzz_uri.cpp

@@ -25,7 +25,7 @@ extern "C" int
 LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
 {
     if (size < kMinInputLength || size > kMaxInputLength){
-        return 1;
+        return 0;
     }
 
     char *data_in = (char *)malloc(size + 1);