diff --git a/source/libs/scalar/src/filter.c b/source/libs/scalar/src/filter.c
index 25e65d25885c8b3ee8e1f1f8f55d5ecdef1e669c..d91b2ebd6bc059da42f85ff78a5f677168de3edb 100644
--- a/source/libs/scalar/src/filter.c
+++ b/source/libs/scalar/src/filter.c
@@ -3120,9 +3120,8 @@ static FORCE_INLINE bool filterExecuteImplIsNull(void *pinfo, int32_t numOfRows,
 
   for (int32_t i = 0; i < numOfRows; ++i) {
     uint32_t uidx = info->groups[0].unitIdxs[0];
-    void    *colData = colDataGetData((SColumnInfoData *)info->cunits[uidx].colData, i);
-    p[i] = ((colData == NULL) || colDataIsNull((SColumnInfoData *)info->cunits[uidx].colData, 0, i, NULL));
 
+    p[i] = colDataIsNull((SColumnInfoData *)info->cunits[uidx].colData, 0, i, NULL);
     if (p[i] == 0) {
       all = false;
     } else {
@@ -3146,9 +3145,8 @@ static FORCE_INLINE bool filterExecuteImplNotNull(void *pinfo, int32_t numOfRows
 
   for (int32_t i = 0; i < numOfRows; ++i) {
     uint32_t uidx = info->groups[0].unitIdxs[0];
-    void    *colData = colDataGetData((SColumnInfoData *)info->cunits[uidx].colData, i);
 
-    p[i] = ((colData != NULL) && !colDataIsNull((SColumnInfoData *)info->cunits[uidx].colData, 0, i, NULL));
+    p[i] = !colDataIsNull((SColumnInfoData *)info->cunits[uidx].colData, 0, i, NULL);
     if (p[i] == 0) {
       all = false;
     } else {
@@ -3178,13 +3176,13 @@ bool filterExecuteImplRange(void *pinfo, int32_t numOfRows, SColumnInfoData *pRe
   for (int32_t i = 0; i < numOfRows; ++i) {
     SColumnInfoData *pData = info->cunits[0].colData;
 
-    void *colData = colDataGetData(pData, i);
-    if (colData == NULL || colDataIsNull_s(pData, i)) {
+    if (colDataIsNull_s(pData, i)) {
       all = false;
       p[i] = 0;
       continue;
     }
 
+    void *colData = colDataGetData(pData, i);
     p[i] = (*rfunc)(colData, colData, valData, valData2, func);
 
     if (p[i] == 0) {
@@ -3210,13 +3208,14 @@ bool filterExecuteImplMisc(void *pinfo, int32_t numOfRows, SColumnInfoData *pRes
 
   for (int32_t i = 0; i < numOfRows; ++i) {
     uint32_t uidx = info->groups[0].unitIdxs[0];
-    void    *colData = colDataGetData((SColumnInfoData *)info->cunits[uidx].colData, i);
-    if (colData == NULL || colDataIsNull_s((SColumnInfoData *)info->cunits[uidx].colData, i)) {
+
+    if (colDataIsNull_s((SColumnInfoData *)info->cunits[uidx].colData, i)) {
       p[i] = 0;
       all = false;
       continue;
     }
 
+    void *colData = colDataGetData((SColumnInfoData *)info->cunits[uidx].colData, i);
     // match/nmatch for nchar type need convert from ucs4 to mbs
     if (info->cunits[uidx].dataType == TSDB_DATA_TYPE_NCHAR &&
         (info->cunits[uidx].optr == OP_TYPE_MATCH || info->cunits[uidx].optr == OP_TYPE_NMATCH)) {
@@ -3274,7 +3273,7 @@ bool filterExecuteImpl(void *pinfo, int32_t numOfRows, SColumnInfoData *pRes, SC
         if (!isNull) {
           colData = colDataGetData((SColumnInfoData *)(cunit->colData), i);
         }
-        
+
         if (colData == NULL || isNull) {
           p[i] = optr == OP_TYPE_IS_NULL ? true : false;
         } else {
diff --git a/tests/script/sh/checkAsan.sh b/tests/script/sh/checkAsan.sh
index 5c7976a9fcdf250fd98028bebe8c632d1f490e23..2bd4eaa5484dedde92974ea6cea4f65e6d8aed91 100755
--- a/tests/script/sh/checkAsan.sh
+++ b/tests/script/sh/checkAsan.sh
@@ -40,7 +40,7 @@ python_error=`cat ${LOG_DIR}/*.info | grep -w "stack" | wc -l`
 # /root/TDengine/source/common/src/tdataformat.c:1876:7: runtime error: signed integer overflow: 8252423483843671206 + 2406154664059062870 cannot be represented in type 'long int'
 # /home/chr/TDengine/source/libs/scalar/src/filter.c:3149:14: runtime error: applying non-zero offset 18446744073709551615 to null pointer
 
-runtime_error=`cat ${LOG_DIR}/*.asan | grep "runtime error" | grep -v "trees.c:873" | grep -v "sclfunc.c.*outside the range of representable values of type"| grep -v "signed integer overflow" |grep -v "strerror.c"| grep -v "asan_malloc_linux.cc" |grep -v "filter.c:3149:14"|wc -l`
+runtime_error=`cat ${LOG_DIR}/*.asan | grep "runtime error" | grep -v "trees.c:873" | grep -v "sclfunc.c.*outside the range of representable values of type"| grep -v "signed integer overflow" |grep -v "strerror.c"| grep -v "asan_malloc_linux.cc" |wc -l`
 
 echo -e "\033[44;32;1m"asan error_num: $error_num"\033[0m"
 echo -e "\033[44;32;1m"asan memory_leak: $memory_leak"\033[0m"