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-rw-r--r--sql/sql_udf.cc3
1 files changed, 1 insertions, 2 deletions
diff --git a/sql/sql_udf.cc b/sql/sql_udf.cc
index 7dec58d9b6e..b0e7831465a 100644
--- a/sql/sql_udf.cc
+++ b/sql/sql_udf.cc
@@ -514,8 +514,7 @@ int mysql_drop_function(THD *thd,const LEX_STRING *udf_name)
table->use_all_columns();
table->field[0]->store(exact_name_str, exact_name_len, &my_charset_bin);
if (!table->file->index_read_idx(table->record[0], 0,
- (byte*) table->field[0]->ptr,
- table->key_info[0].key_length,
+ (byte*) table->field[0]->ptr, ~ULL(0),
HA_READ_KEY_EXACT))
{
int error;