diff --git a/component/common/application/matter/common/port/matter_dcts.c b/component/common/application/matter/common/port/matter_dcts.c
index 5c2c5df7..a43cd037 100644
--- a/component/common/application/matter/common/port/matter_dcts.c
+++ b/component/common/application/matter/common/port/matter_dcts.c
@@ -648,7 +648,7 @@ s32 getPref_str_new(const char *domain, const char *key, char * buf, size_t bufS
 s32 getPref_bin_new(const char *domain, const char *key, u8 * buf, size_t bufSize, size_t *outLen)
 {
     dct_handle_t handle;
-    s32 ret = -1;
+    s32 ret;
     char ns[15];
 
     // Loop over DCT1 modules