diff options
| -rw-r--r-- | libmysql/libmysql.c | 28 |
1 files changed, 24 insertions, 4 deletions
diff --git a/libmysql/libmysql.c b/libmysql/libmysql.c index 6ea777a0702..0ba85c1ac07 100644 --- a/libmysql/libmysql.c +++ b/libmysql/libmysql.c @@ -2495,7 +2495,12 @@ static my_bool execute(MYSQL_STMT *stmt, char *packet, ulong length) stmt->insert_id= mysql->insert_id; if (res) { - set_stmt_errmsg(stmt, net); + /* + Don't set stmt error if stmt->mysql is NULL, as the error in this case + has already been set by mysql_prune_stmt_list(). + */ + if (stmt->mysql) + set_stmt_errmsg(stmt, net); DBUG_RETURN(1); } DBUG_RETURN(0); @@ -2706,7 +2711,12 @@ stmt_read_row_from_cursor(MYSQL_STMT *stmt, unsigned char **row) buff, sizeof(buff), (uchar*) 0, 0, 1, stmt)) { - set_stmt_errmsg(stmt, net); + /* + Don't set stmt error if stmt->mysql is NULL, as the error in this case + has already been set by mysql_prune_stmt_list(). + */ + if (stmt->mysql) + set_stmt_errmsg(stmt, net); return 1; } if ((*mysql->methods->read_rows_from_cursor)(stmt)) @@ -3387,7 +3397,12 @@ mysql_stmt_send_long_data(MYSQL_STMT *stmt, uint param_number, buff, sizeof(buff), (uchar*) data, length, 1, stmt)) { - set_stmt_errmsg(stmt, &mysql->net); + /* + Don't set stmt error if stmt->mysql is NULL, as the error in this case + has already been set by mysql_prune_stmt_list(). + */ + if (stmt->mysql) + set_stmt_errmsg(stmt, &mysql->net); DBUG_RETURN(1); } } @@ -4823,7 +4838,12 @@ int STDCALL mysql_stmt_store_result(MYSQL_STMT *stmt) if (cli_advanced_command(mysql, COM_STMT_FETCH, buff, sizeof(buff), (uchar*) 0, 0, 1, stmt)) { - set_stmt_errmsg(stmt, net); + /* + Don't set stmt error if stmt->mysql is NULL, as the error in this case + has already been set by mysql_prune_stmt_list(). + */ + if (stmt->mysql) + set_stmt_errmsg(stmt, net); DBUG_RETURN(1); } } |