fix(wal): use after free

5d20804e · Liu Jicong · b7456053 · 5d20804e
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source/libs/wal/src/walMeta.c source/libs/wal/src/walMeta.c +2 -1

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--- a/source/libs/wal/src/walMeta.c
+++ b/source/libs/wal/src/walMeta.c
@@ -126,10 +126,11 @@ static FORCE_INLINE int64_t walScanLogGetLastVer(SWal* pWal) {
    return -1;
  }
  SWalCkHead* lastEntry = (SWalCkHead*)found;
+  int64_t     retVer = lastEntry->head.version;
  taosCloseFile(&pFile);
  taosMemoryFree(buf);
-  return lastEntry->head.version;
+  return retVer;
 }
 int walCheckAndRepairMeta(SWal* pWal) {