Commit 41a1af3b authored by heikki@hundin.mysql.fi's avatar heikki@hundin.mysql.fi
Browse files

row0sel.c: 

  Monty said an SQL NULL BLOB field must have NULL as the data pointer value
parent 5aa9a391

innobase/row/row0sel.c

+2 −5
Original line number Diff line number Diff line
@@ -31,8 +31,6 @@ Created 12/19/1997 Heikki Tuuri 
#include "pars0pars.h"

#include "row0mysql.h"



byte	row_sel_dummy_byte;



/* Maximum number of rows to prefetch; MySQL interface has another parameter */

#define SEL_MAX_N_PREFETCH	16
@@ -2122,13 +2120,12 @@ row_sel_store_mysql_rec( 
			has been marked to contain the SQL NULL value.

			This caused seg faults reported by two users.

			Set the BLOB length to 0 and the data pointer

			to a dummy allocated mem address to avoid

			a seg fault. */

			to NULL to avoid a seg fault. */



			if (templ->type == DATA_BLOB) {

				row_sel_field_store_in_mysql_format(

				mysql_rec + templ->mysql_col_offset,

				templ->mysql_col_len, &row_sel_dummy_byte,

				templ->mysql_col_len, NULL,

				0, templ->type, templ->is_unsigned);

			}