Fixed cppcheck errors

src/crypto.cpp

@@ -80,7 +80,7 @@ static FORCEINLINE bool less32(const uint8_t* k0, const uint8_t* k1)
 	return false;
 }
 
-// cppcheck-suppress constParameter
+// cppcheck-suppress constParameterReference
 void generate_keys(hash& pub, hash& sec)
 {
 	do {

src/params.cpp

@@ -24,7 +24,7 @@ void p2pool_usage();
 
 namespace p2pool {
 
-Params::Params(int argc, char* argv[])
+Params::Params(int argc, char* const argv[])
 {
 	for (int i = 1; i < argc; ++i) {
 		bool ok = false;

src/params.h

@@ -23,7 +23,7 @@ namespace p2pool {
 
 struct Params
 {
-	Params(int argc, char* argv[]);
+	Params(int argc, char* const argv[]);
 
 	bool valid() const;