diff --git a/services/src/appspawn_message.c b/services/src/appspawn_message.c
index 1565c52a0899321f88b93abac66bd051d05d2cbb..34066934f21dd30f06a20c4fe5ac270a65f40929 100644
--- a/services/src/appspawn_message.c
+++ b/services/src/appspawn_message.c
@@ -80,7 +80,7 @@ static enum OHOSLiteErrorCode ReadStringItem(cJSON* strItem, char** buf, size_t
         return EC_NOMEMORY;
     }
 
-    if (strLength > 0 && memcpy_s(bufTmp, strLength + 1, strPtr, strLength) != EOK) {
+    if (strLength > 0 && memcpy_s(bufTmp, strLength, strPtr, strLength) != EOK) {
         free(bufTmp);
         bufTmp = NULL;
         return EC_FAILURE;
diff --git a/services/src/appspawn_process.c b/services/src/appspawn_process.c
index 277b03f95bcc315e434bd6f735918ca8c3e3cc13..70cb0c2c1d9cbe549ec4d8f5a75bce1979c35c6a 100755
--- a/services/src/appspawn_process.c
+++ b/services/src/appspawn_process.c
@@ -150,9 +150,6 @@ pid_t CreateProcess(const MessageSt* msgSt)
 #endif // OHOS_DEBUG
 
         // set permissions
-        if (msgSt->caps == NULL) {
-            exit(0x7f); // 0x7f: user specified
-        }
         if (SetPerms(msgSt->uID, msgSt->gID, msgSt->capsCnt, msgSt->caps) != 0) {
             HILOG_ERROR(HILOG_MODULE_HIVIEW, "[appspawn] sub-process %{public}s exit!", msgSt->bundleName);
             exit(0x7f); // 0x7f: user specified
@@ -167,7 +164,7 @@ pid_t CreateProcess(const MessageSt* msgSt)
                 getpid(), errno);
         }
         // 1s = 1000000000ns
-        long timeUsed = (tmEnd.tv_sec - tmStart.tv_sec) * (long)1000000000 + (tmEnd.tv_nsec - tmStart.tv_nsec);
+        long timeUsed = (tmEnd.tv_sec - tmStart.tv_sec) * 1000000000L + (tmEnd.tv_nsec - tmStart.tv_nsec);
         HILOG_INFO(HILOG_MODULE_HIVIEW, "[appspawn] sub-process, pid %{public}d, timeused %ld ns.",\
             getpid(), timeUsed);
 #endif // OHOS_DEBUG
diff --git a/services/src/appspawn_service.c b/services/src/appspawn_service.c
index e861439f4c71e63b60b5e30629f44dec5ff3b804..a85d24dee277cff119e34d4d99c1b4ba1cd8653e 100755
--- a/services/src/appspawn_service.c
+++ b/services/src/appspawn_service.c
@@ -161,7 +161,7 @@ static int Invoke(IServerProxy* iProxy, int funcId, void* origin, IpcIo* req, Ip
     GetCurTime(&tmEnd);
 
     // 1s = 1000000000ns
-    long timeUsed = (tmEnd.tv_sec - tmStart.tv_sec) * (long)1000000000 + (tmEnd.tv_nsec - tmStart.tv_nsec);
+    long timeUsed = (tmEnd.tv_sec - tmStart.tv_sec) * 1000000000L + (tmEnd.tv_nsec - tmStart.tv_nsec);
     HILOG_INFO(HILOG_MODULE_HIVIEW, "[appspawn] invoke, reply pid %{public}d, timeused %{public}ld ns.",\
         newPid, timeUsed);
 #else