diff --git a/services/begetctl/begetctl_cmd.c b/services/begetctl/begetctl_cmd.c
index d4413c5bd..8c521cbed 100644
--- a/services/begetctl/begetctl_cmd.c
+++ b/services/begetctl/begetctl_cmd.c
@@ -54,6 +54,10 @@ static int HandleCmd(BShellHandle shell, const char *cmdName, int argc, char **a
 
 static int SetInitLogLevelFromParam(BShellHandle shell, int argc, char **argv)
 {
+    if (argv == NULL) {
+        BSH_LOGE("SetInitLogLevelFromParam Failed, argv is NULL");
+        return -1;
+    }
     if (argc != 2) { // 2 is set log level parameter number
         char *helpArgs[] = {"set", NULL};
         BShellCmdHelp(shell, 1, helpArgs);