check for appliation_period.str for frm corruption detection

2d7db2e1 · Nikita Malyavin · a6fd73b7 · 2d7db2e1
Commit 2d7db2e1 authored Jan 10, 2020 by Nikita Malyavin
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sql/table.cc sql/table.cc +2 -0

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--- a/sql/table.cc
+++ b/sql/table.cc
@@ -2256,6 +2256,8 @@ int TABLE_SHARE::init_from_binary_frm_image(THD *thd, bool write,

  if (extra2.without_overlaps.str)
  {
+    if (extra2.application_period.str == NULL)
+      DBUG_RETURN(err());
    const uchar *key_pos= extra2.without_overlaps.str;
    period.unique_keys= read_frm_keyno(key_pos);
    for (uint k= 0; k < period.unique_keys; k++)