init: fix bugs ..

Signed-off-by: Nsun_fan <sun_fan1@hoperun.com>

services/param/client/param_request.c

@@ -275,7 +275,7 @@ int SystemGetParameterValue(ParamHandle handle, char *value, unsigned int *len)
 }
 
 int SystemTraversalParameter(
-    void (*traversalParameter)(ParamHandle handle, ParamContextPtr cookie), ParamContextPtr cookie)
+    void (*traversalParameter)(ParamHandle handle, void *cookie), void *cookie)
 {
     InitParamClient();
     PARAM_CHECK(traversalParameter != NULL, return -1, "The param is null");

services/param/manager/param_utils.c

@@ -43,7 +43,7 @@ int ReadFileInDir(const char *dirPath, const char *includeExt,
     int (*processFile)(const char *fileName, void *context), void *context)
 {
     if (dirPath == NULL || processFile == NULL) {
-        return NULL;
+        return -1;
     }
     DIR *pDir = opendir(dirPath);
     PARAM_CHECK(pDir != NULL, return -1, "Read dir :%s failed.%d", dirPath, errno);