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Fix for bug #23810: Server crashes on various "show status ..." commands

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We access some variable values using casts like *(long *) buff
that may cause crashes on some platforms (e.g. solaris 64) if buff is
not properly aligned.
Fix: align the buffer used.
This commit is contained in:
ramil/ram@mysql.com/ramil.myoffice.izhnet.ru
2007-05-23 12:15:47 +05:00
parent 6ddf4785bb
commit 794100ce7e
2 changed files with 6 additions and 1 deletions
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4
sql/sql_show.cc
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@@ -2035,7 +2035,9 @@ static bool show_status_array(THD *thd, const char *wild,
const char *prefix, TABLE *table,
bool ucase_names)
{
char buff[SHOW_VAR_FUNC_BUFF_SIZE], *prefix_end;
MY_ALIGNED_BYTE_ARRAY(buff_data, SHOW_VAR_FUNC_BUFF_SIZE, long);
char * const buff= (char *) &buff_data;
char *prefix_end;
/* the variable name should not be longer than 64 characters */
char name_buffer[64];
int len;