net/can/isotp.c

99 static unsigned int max_pdu_size __read_mostly = DEFAULT_MAX_PDU_SIZE;
100 module_param(max_pdu_size, uint, 0444);
101 MODULE_PARM_DESC(max_pdu_size, "maximum isotp pdu size (default "
515 	if (so->rx.len > so->rx.buflen && so->rx.buflen < max_pdu_size) {  in isotp_rcv_ff()
516 		u8 *newbuf = kmalloc(max_pdu_size, GFP_ATOMIC);  in isotp_rcv_ff()
520 			so->rx.buflen = max_pdu_size;  in isotp_rcv_ff()
966 	if (size > so->tx.buflen && so->tx.buflen < max_pdu_size) {  in isotp_sendmsg()
967 		u8 *newbuf = kmalloc(max_pdu_size, GFP_KERNEL);  in isotp_sendmsg()
971 			so->tx.buflen = max_pdu_size;  in isotp_sendmsg()
1716 	max_pdu_size = max_t(unsigned int, max_pdu_size, MAX_12BIT_PDU_SIZE);  in isotp_module_init()
1717 	max_pdu_size = min_t(unsigned int, max_pdu_size, MAX_PDU_SIZE);  in isotp_module_init()
1719 	pr_info("can: isotp protocol (max_pdu_size %d)\n", max_pdu_size);  in isotp_module_init()