diff --git a/interfaces/inner_api/syscap_interface.h b/interfaces/inner_api/syscap_interface.h
index a26bfae415257e5679e97e31f68875786ab419de..f0c4bd59494af4f914ede45ede26b7271bea294b 100644
--- a/interfaces/inner_api/syscap_interface.h
+++ b/interfaces/inner_api/syscap_interface.h
@@ -26,7 +26,7 @@
 #define PCID_MAIN_BYTES 128
 #define PCID_MAIN_INTS  32
 
-#define E_EORROR (-1)
+#define E_ERROR (-1)
 #define E_OK 0
 #define E_APIVERSION 1
 #define E_SYSCAP 2
@@ -54,7 +54,7 @@ char *DecodeRpcidToStringFormat(const char *inputFile);
  *      rpcidString, input string format rpcid.
  *      result, output comparison results.
  * retval:
- *      E_EORROR, compare failed.
+ *      E_ERROR, compare failed.
  *      E_OK, compare successful and meet the requirements.
  *      E_APIVERSION, compare successful but api version too low.
  *      E_SYSCAP, compare successful but missing some syscaps.
diff --git a/src/create_pcid.c b/src/create_pcid.c
index d7000b8914c07ad0ab710841addc7654db633739..7b99567c88c051562a78bb83617d749a784a8731 100644
--- a/src/create_pcid.c
+++ b/src/create_pcid.c
@@ -759,7 +759,7 @@ int32_t DecodeStringPCIDToJson(char *input, char *outDirPath)
     ret = 0;
 
 FAILED:
-    SafeFree(jsonBuffer);
+    cJSON_free(jsonBuffer);
     SafeFree(priSyscapStr);
     cJSON_Delete(sysCapObj);
     cJSON_Delete(rootObj);
diff --git a/tools/syscap_collector.py b/tools/syscap_collector.py
index 18ee661ba2099ae81ba212b89b7dae5f809a7bae..74c0f963146ee14ffe8b0b3eca255fca5e8fc175 100755
--- a/tools/syscap_collector.py
+++ b/tools/syscap_collector.py
@@ -208,7 +208,7 @@ def _check_path_prefix(paths):
 
 def traversal_files(subsystem_path, _files):
     for item in os.scandir(subsystem_path):
-        if is_symlik(item.path):
+        if is_symlink(item.path):
             continue
         elif item.is_file() and item.name == 'ohos.build':
             _files.append(item.path)
@@ -230,7 +230,7 @@ def get_file_type(file_path):
         return 'unknown'
 
 
-def is_symlik(file_path):
+def is_symlink(file_path):
     file_type = get_file_type(file_path)
     if file_type == 'symlink':
         link_target = os.readlink(file_path)