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[td-225] add more check.

This commit is contained in:
Haojun Liao 2021-03-16 11:37:43 +08:00
parent 01962da413
commit 1175e8343f
1 changed files with 4 additions and 1 deletions
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5
src/query/src/qSqlParser.c
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@ -474,7 +474,10 @@ SFromInfo *setSubquery(SFromInfo* pFromInfo, SQuerySqlNode* pSqlNode) {
} }
void* destroyFromInfo(SFromInfo* pFromInfo) { void* destroyFromInfo(SFromInfo* pFromInfo) {
assert(pFromInfo != NULL); if (pFromInfo == NULL) {
return NULL;
}
if (pFromInfo->type == SQL_NODE_FROM_NAMELIST) { if (pFromInfo->type == SQL_NODE_FROM_NAMELIST) {
taosArrayDestroy(pFromInfo->tableList); taosArrayDestroy(pFromInfo->tableList);
} else { } else {