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Fix for bug#1439 UDF Corruption

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This commit is contained in:
gluh@gluh.mysql.r18.ru
2004-03-19 14:35:00 +04:00
parent 698217c8d5
commit e9341da7e7
2 changed files with 8 additions and 4 deletions
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8
sql/sql_udf.cc
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@ -298,7 +298,11 @@ udf_func *find_udf(const char *name,uint length,bool mark_used)
DBUG_ENTER("find_udf");
/* TODO: This should be changed to reader locks someday! */
rw_rdlock(&THR_LOCK_udf);
if (mark_used)
rw_wrlock(&THR_LOCK_udf); /* Called during fix_fields */
else
rw_rdlock(&THR_LOCK_udf); /* Called during parsing */
if ((udf=(udf_func*) hash_search(&udf_hash,(byte*) name,
length ? length : (uint) strlen(name))))
{
@ -474,7 +478,7 @@ int mysql_drop_function(THD *thd,const LEX_STRING *udf_name)
if (!(udf=(udf_func*) hash_search(&udf_hash,(byte*) udf_name->str,
(uint) udf_name->length)))
{
net_printf(thd, ER_FUNCTION_NOT_DEFINED, udf_name);
net_printf(thd, ER_FUNCTION_NOT_DEFINED, udf_name->str);
goto err;
}
del_udf(udf);