Function at include/linux/usb/serial.h, line 338 References: drivers/usb/serial/aircable.c, line 240 drivers/usb/serial/aircable.c, line 397 drivers/usb/serial/aircable.c, line 496 drivers/usb/serial/belkin_sa.c, line 282 drivers/usb/serial/ch341.c, line 476 drivers/usb/serial/cyberjack.c, line 246 drivers/usb/serial/cyberjack.c, line 326 drivers/usb/serial/cyberjack.c, line 384 drivers/usb/serial/cypress_m8.c, line 838 drivers/usb/serial/cypress_m8.c, line 1275 drivers/usb/serial/empeg.c, line 234 drivers/usb/serial/empeg.c, line 344 drivers/usb/serial/ftdi_sio.c, line 1876 drivers/usb/serial/ftdi_sio.c, line 2106 drivers/usb/serial/garmin_gps.c, line 271 drivers/usb/serial/garmin_gps.c, line 422 drivers/usb/serial/garmin_gps.c, line 650 drivers/usb/serial/garmin_gps.c, line 1052 drivers/usb/serial/garmin_gps.c, line 1097 drivers/usb/serial/garmin_gps.c, line 1238 drivers/usb/serial/garmin_gps.c, line 1299 drivers/usb/serial/generic.c, line 220 drivers/usb/serial/generic.c, line 289 drivers/usb/serial/generic.c, line 469 drivers/usb/serial/io_edgeport.c, line 630 drivers/usb/serial/io_edgeport.c, line 732 drivers/usb/serial/io_edgeport.c, line 1218 drivers/usb/serial/io_edgeport.c, line 1234 drivers/usb/serial/io_edgeport.c, line 1353 drivers/usb/serial/io_edgeport.c, line 2393 drivers/usb/serial/io_ti.c, line 364 drivers/usb/serial/io_ti.c, line 402 drivers/usb/serial/io_ti.c, line 435 drivers/usb/serial/io_ti.c, line 461 drivers/usb/serial/io_ti.c, line 489 drivers/usb/serial/io_ti.c, line 1650 drivers/usb/serial/io_ti.c, line 1760 drivers/usb/serial/io_ti.c, line 2116 drivers/usb/serial/ipaq.c, line 745 drivers/usb/serial/ipaq.c, line 819 drivers/usb/serial/ipw.c, line 170 drivers/usb/serial/ir-usb.c, line 428 drivers/usb/serial/ir-usb.c, line 462 drivers/usb/serial/kl5kusb105.c, line 661 drivers/usb/serial/kl5kusb105.c, line 673 drivers/usb/serial/kobil_sct.c, line 433 drivers/usb/serial/mct_u232.c, line 562 drivers/usb/serial/mos7720.c, line 702 drivers/usb/serial/navman.c, line 64 drivers/usb/serial/omninet.c, line 286 drivers/usb/serial/opticon.c, line 80 drivers/usb/serial/opticon.c, line 242 drivers/usb/serial/pl2303.c, line 450 drivers/usb/serial/pl2303.c, line 1015 drivers/usb/serial/pl2303.c, line 1096 drivers/usb/serial/safe_serial.c, line 356 drivers/usb/serial/sierra.c, line 497 drivers/usb/serial/sierra.c, line 576 drivers/usb/serial/symbolserial.c, line 76 drivers/usb/serial/ti_usb_3410_5052.c, line 1202 drivers/usb/serial/ti_usb_3410_5052.c, line 1316 drivers/usb/serial/visor.c, line 393 drivers/usb/serial/visor.c, line 500 drivers/usb/serial/visor.c, line 571 drivers/usb/serial/visor.c, line 743 drivers/usb/serial/whiteheat.c, line 791 drivers/usb/serial/whiteheat.c, line 1022 drivers/usb/serial/whiteheat.c, line 1081 include/linux/usb/serial.h, line 338