diff --git a/display/composer/v1_0/display_command/display_cmd_responser.h b/display/composer/v1_0/display_command/display_cmd_responser.h
index 91e5b28c35527efa40d890dfd434f0bfa80ff4f0..92457598d1af4eac0a417e43db6fed62c5fcbfa3 100755
--- a/display/composer/v1_0/display_command/display_cmd_responser.h
+++ b/display/composer/v1_0/display_command/display_cmd_responser.h
@@ -158,8 +158,8 @@ public:
     int32_t CmdRequest(uint32_t inEleCnt, const std::vector<HdifdInfo>& inFds, uint32_t& outEleCnt,
         std::vector<HdifdInfo>& outFds)
     {
-        if (inEleCnt > CmdUtils::MAX_ELE_COUNT) {
-            HDF_LOGE("%{public}s: inEleCnt:%{public}u is too large", __func__, inEleCnt);
+        if (inEleCnt > CmdUtils::MAX_ELE_COUNT || inEleCnt == CmdUtils::ZERO_ELE_COUNT) {
+            HDF_LOGE("%{public}s: inEleCnt:%{public}u is invalid", __func__, inEleCnt);
             return HDF_FAILURE;
         }
         std::shared_ptr<char> requestData(new char[inEleCnt * CmdUtils::ELEMENT_SIZE], std::default_delete<char[]>());
diff --git a/display/composer/v1_0/display_command/display_cmd_utils.h b/display/composer/v1_0/display_command/display_cmd_utils.h
index db512bbb48a66c9fc093056fd19ce2af7355bce7..ba1557049593a70ab6791e2b4e01a9639dbff11e 100644
--- a/display/composer/v1_0/display_command/display_cmd_utils.h
+++ b/display/composer/v1_0/display_command/display_cmd_utils.h
@@ -43,6 +43,7 @@ public:
     static constexpr uint32_t INIT_ELEMENT_COUNT = 32 * 1024;
     static constexpr uint32_t MAX_MEMORY = 10485760; // 10M
     static constexpr uint32_t MAX_ELE_COUNT = 100000;
+    static constexpr uint32_t ZERO_ELE_COUNT = 0;
 
     #define SWITCHCASE(x) case (x): {return #x;}
     static const char *CommandToString(int32_t cmdId)