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Fixed access to undefined memory found by valgrind and MSAN

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When my_vsnprintf() is patched, the code protected disabled with
'WAITING_FOR_BUGFIX_TO_VSPRINTF' should be enabled again. Also all %b
formats in this patch should be revert to %s again
This commit is contained in:
Monty
2020-05-15 16:15:49 +03:00
parent dcc0baf540
commit c4bf4b7aef
13 changed files with 42 additions and 63 deletions
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2
sql/protocol.cc
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@@ -1218,7 +1218,7 @@ bool Protocol_text::store(const char *from, size_t length,
{
CHARSET_INFO *tocs= this->thd->variables.character_set_results;
#ifndef DBUG_OFF
DBUG_PRINT("info", ("Protocol_text::store field %u (%u): %.*s", field_pos,
DBUG_PRINT("info", ("Protocol_text::store field %u (%u): %.*b", field_pos,
field_count, (int) length, (length == 0 ? "" : from)));
DBUG_ASSERT(field_handlers == 0 || field_pos < field_count);
DBUG_ASSERT(valid_handler(field_pos, PROTOCOL_SEND_STRING));