From 5e5cbea1834960e4f24f34d429d0e18ce352e433 Mon Sep 17 00:00:00 2001
From: yihaoDeng <luomoxyz@126.com>
Date: Thu, 24 Nov 2022 18:18:30 +0800
Subject: [PATCH] fix mem leak

---
 source/libs/index/src/indexFilter.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/source/libs/index/src/indexFilter.c b/source/libs/index/src/indexFilter.c
index 075408f1b3..cccd7ace05 100644
--- a/source/libs/index/src/indexFilter.c
+++ b/source/libs/index/src/indexFilter.c
@@ -857,9 +857,15 @@ static int32_t sifGetFltHint(SNode *pNode, SIdxFltStatus *status) {
     SIF_ERR_RET(TSDB_CODE_QRY_APP_ERROR);
   }
   *status = res->status;
-
   sifFreeParam(res);
   taosHashRemove(ctx.pRes, (void *)&pNode, POINTER_BYTES);
+
+  void *iter = taosHashIterate(ctx.pRes, NULL);
+  while (iter != NULL) {
+    SIFParam *data = (SIFParam *)iter;
+    sifFreeParam(data);
+    iter = taosHashIterate(ctx.pRes, iter);
+  }
   taosHashCleanup(ctx.pRes);
   return code;
 }
-- 
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