diff --git a/common/common/src/tlv_wrapper.c b/common/common/src/tlv_wrapper.c
index f032180caa1a88a0bb81d0ed988a1f284010c09a..ef0082db840241fe133e6b47b8b7a9fbf6d1647d 100644
--- a/common/common/src/tlv_wrapper.c
+++ b/common/common/src/tlv_wrapper.c
@@ -92,7 +92,7 @@ int32_t ParseTlvWrapper(const uint8_t *buffer, uint32_t bufferSize, TlvListNode
             LOG_ERROR("bufferSize = %{public}u, offset = %{public}u", bufferSize, offset);
             return OPERA_FAIL;
         }
-        int32_t type = Ntohl(*(int32_t *)(buffer + offset));
+        int32_t type = (int32_t)Ntohl(*(int32_t *)(buffer + offset));
         offset += sizeof(int32_t);
         uint32_t length = Ntohl(*(int32_t *)(buffer + offset));
         offset += sizeof(int32_t);
diff --git a/common/hal_sdk/useridm_interface.cpp b/common/hal_sdk/useridm_interface.cpp
index e73b4e1cc40d268eb88580a7068cd11c4e96b958..6ce22e0168fd6f8ee133dfe83df0363271b75fd2 100644
--- a/common/hal_sdk/useridm_interface.cpp
+++ b/common/hal_sdk/useridm_interface.cpp
@@ -141,7 +141,7 @@ int32_t QueryCredential(int32_t userId, uint32_t authType, std::vector<Credentia
         GlobalUnLock();
         return ret;
     }
-    for (int i = 0; i < num; i++) {
+    for (uint32_t i = 0; i < num; i++) {
         CredentialInfo credentialInfo;
         if (memcpy_s(&credentialInfo, sizeof(CredentialInfo),
             &credentialInfoHals[i], sizeof(CredentialInfoHal)) != EOK) {
@@ -170,7 +170,7 @@ int32_t GetSecureUid(int32_t userId, uint64_t &secureUid, std::vector<EnrolledIn
         GlobalUnLock();
         return ret;
     }
-    for (int i = 0; i < num; i++) {
+    for (uint32_t i = 0; i < num; i++) {
         EnrolledInfo enrolledInfo;
         if (memcpy_s(&enrolledInfo, sizeof(EnrolledInfo), &enrolledInfoHals[i], sizeof(EnrolledInfoHal)) != EOK) {
             LOG_ERROR("credentialInfo copy failed");
@@ -199,7 +199,7 @@ int32_t DeleteUserEnforce(int32_t userId, std::vector<CredentialInfo> &credentia
         return ret;
     }
     RefreshValidTokenTime();
-    for (int i = 0; i < num; i++) {
+    for (uint32_t i = 0; i < num; i++) {
         CredentialInfo credentialInfo;
         if (memcpy_s(&credentialInfo, sizeof(CredentialInfo),
             &credentialInfoHals[i], sizeof(CredentialInfoHal)) != EOK) {
diff --git a/common/user_auth/src/user_auth_funcs.c b/common/user_auth/src/user_auth_funcs.c
index f62396b407d9d06d422828908c344bf26f8c5e33..5b2e4c703c13315e22d0653bfce2719fd75e53a1 100644
--- a/common/user_auth/src/user_auth_funcs.c
+++ b/common/user_auth/src/user_auth_funcs.c
@@ -110,7 +110,7 @@ int32_t RequestAuthResultFunc(uint64_t contextId, const Buffer *scheduleToken, U
             (void)memset_s(authToken, sizeof(UserAuthTokenHal), 0, sizeof(UserAuthTokenHal));
         }
     } else {
-        authToken->authResult = scheduleTokenStruct.scheduleResult;
+        authToken->authResult = (int32_t)scheduleTokenStruct.scheduleResult;
     }
     DestoryContext(userAuthContext);
     return ret;