diff --git a/interfaces/inner_api/syscap_interface.c b/interfaces/inner_api/syscap_interface.c
index 34cb6f0241ea71b0ff48cb5d8fd9ddc720a2d9e4..c70d5608d3431c4ab165bca70c765823584e4869 100644
--- a/interfaces/inner_api/syscap_interface.c
+++ b/interfaces/inner_api/syscap_interface.c
@@ -249,6 +249,7 @@ bool DecodePrivateSyscap(char *input, char (**output)[SINGLE_SYSCAP_LEN], int *o
             *bufferPos = '\0';
             if (sprintf_s(*outputArray, SINGLE_SYSCAP_LEN, "SystemCapability.%s", buffer) == -1) {
                 free(outputArray);
+                outputArray = NULL;
                 return false;
             }
             bufferPos = buffer;
diff --git a/napi/napi_query_syscap.cpp b/napi/napi_query_syscap.cpp
index 6f75b2b589dd21fddeb8cfd0355afeae1cea6579..ca6a9580017df971f4ab57585f0727af90ebe64d 100644
--- a/napi/napi_query_syscap.cpp
+++ b/napi/napi_query_syscap.cpp
@@ -172,6 +172,7 @@ napi_value QuerySystemCapability(napi_env env, napi_callback_info info)
     } else {
         napi_get_undefined(env, &result);
     }
+    
     napi_value resource = nullptr;
     napi_create_string_utf8(env, "napi_value QuerySystemCapability", NAPI_AUTO_LENGTH, &resource);
 
diff --git a/src/create_pcid.c b/src/create_pcid.c
index 6f9a3736903c72b341bd90ee583dfeba32d14a61..8a2f14c7567649c29312d0a1e7f5a742f77b4a93 100644
--- a/src/create_pcid.c
+++ b/src/create_pcid.c
@@ -909,5 +909,6 @@ int32_t EncodePcidscToString(char *inputFile, char *outDirPath)
     }
 
     // output
+    freePcidInfo.priSyscapFull = NULL;
     return GetEncodePCIDOut(priSyscapCount, privateSyscapLen, mainSyscap,  freePcidInfo, ret);
 }
\ No newline at end of file
diff --git a/src/syscap_tool.c b/src/syscap_tool.c
index e7b1314d143f6dc2bb476e1686177e4599bd6f90..26198ba15cf72ff99cb75ec38b42c62d1a032512 100644
--- a/src/syscap_tool.c
+++ b/src/syscap_tool.c
@@ -352,7 +352,6 @@ static int32_t OutputSetMemAndPrintToFile(struct FreeAfterEncodeRpcidscInfo free
     cJSON *cJsonTemp = NULL;
     uint16_t indexPri = 0;
     int32_t ret = 0;
-    freeAfterEncodeRpcidscInfo.type = FREE_MALLOC_OSSYSCAP_AFTER_RPCIDSC;
 
     (void)memset_s(freeAfterEncodeRpcidscInfo.osSysCapIndex, sizeof(uint16_t) * sysCapArraySize,
                    0, sizeof(uint16_t) * sysCapArraySize);
@@ -494,6 +493,7 @@ int32_t EncodeRpcidscToString(char *inputFile, char *outDirPath)
     if (freeAfterEncodeRpcidscInfo.flag == 1) {
         return FreeAfterEncodeRpcidsc(freeAfterEncodeRpcidscInfo, freeAfterEncodeRpcidscInfo.type, ret);
     }
+    freeAfterEncodeRpcidscInfo.osSysCapIndex = NULL;
     return FreeAfterEncodeRpcidsc(freeAfterEncodeRpcidscInfo, FREE_OUTBUFFER_AFTER_RPCIDSC, ret);
 }