fix args check error

Signed-off-by: Nrenwei <renwei8@huawei.com>
Change-Id: Ic2fcd6a8eac85a8357c94cf8016ff3889803a5e4

services/init/init_service_socket.c

@@ -211,7 +211,7 @@ int CreateServiceSocket(Service *service)
     while (tmpSock != NULL) {
         PluginExecCmdByName("setSockCreateCon", service->name);
         int fd = CreateSocket(tmpSock);
-        PluginExecCmdByName("setSockCreateCon", NULL);
+        PluginExecCmdByName("setSockCreateCon", "");
         INIT_CHECK_RETURN_VALUE(fd >= 0, -1);
         if (IsOnDemandService(service)) {
             if (IsConnectionBasedSocket(tmpSock)) {

services/modules/selinux/selinux_adp.c

@@ -71,7 +71,7 @@ static int SetServiceContent(int id, const char *name, int argc, const char **ar
 static int SetSockCreateCon(int id, const char *name, int argc, const char **argv)
 {
     PLUGIN_CHECK(name != NULL && argc >= 1 && argv != NULL, return -1, "Invalid parameter");
-    if (argv[0] == NULL) {
+    if (strcmp(argv[0], "") == 0) {
         setsockcreatecon(NULL);
         return 0;
     }