diff options
Diffstat (limited to 'sql/field_conv.cc')
| -rw-r--r-- | sql/field_conv.cc | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sql/field_conv.cc b/sql/field_conv.cc index 890687fc925..5074f4e0026 100644 --- a/sql/field_conv.cc +++ b/sql/field_conv.cc @@ -355,15 +355,16 @@ static void do_expand_string(Copy_field *copy) static void do_varstring(Copy_field *copy) { uint length=uint2korr(copy->from_ptr); - if (length > copy->to_length-2) + if (length > copy->to_length- HA_KEY_BLOB_LENGTH) { - length=copy->to_length-2; + length=copy->to_length-HA_KEY_BLOB_LENGTH; if (current_thd->count_cuted_fields) copy->to_field->set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_TRUNCATED, 1); } int2store(copy->to_ptr,length); - memcpy(copy->to_ptr+2, copy->from_ptr,length); + memcpy(copy->to_ptr+HA_KEY_BLOB_LENGTH, copy->from_ptr + HA_KEY_BLOB_LENGTH, + length); } /*************************************************************************** @@ -506,7 +507,7 @@ void (*Copy_field::get_copy_func(Field *to,Field *from))(Copy_field*) } else if (to->charset() != from->charset()) return do_field_string; - else if (to->real_type() == FIELD_TYPE_VAR_STRING && to_length != + else if (to->real_type() == MYSQL_TYPE_VARCHAR && to_length != from_length) return do_varstring; else if (to_length < from_length) |