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-rw-r--r--drivers/usb/serial/console.c1
-rw-r--r--drivers/usb/serial/cp2101.c3
-rw-r--r--drivers/usb/serial/ftdi_sio.c4
-rw-r--r--drivers/usb/serial/ftdi_sio.h6
-rw-r--r--drivers/usb/serial/ir-usb.c2
-rw-r--r--drivers/usb/serial/option.c41
-rw-r--r--drivers/usb/serial/pl2303.c2
-rw-r--r--drivers/usb/serial/pl2303.h8
-rw-r--r--drivers/usb/serial/ti_usb_3410_5052.c55
-rw-r--r--drivers/usb/serial/usb-serial.c1
10 files changed, 69 insertions, 54 deletions
diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
index 5b20de130e08..5b95009d2fbb 100644
--- a/drivers/usb/serial/console.c
+++ b/drivers/usb/serial/console.c
@@ -135,6 +135,7 @@ static int usb_console_setup(struct console *co, char *options)
135 err("no more memory"); 135 err("no more memory");
136 goto reset_open_count; 136 goto reset_open_count;
137 } 137 }
138 kref_init(&tty->kref);
138 termios = kzalloc(sizeof(*termios), GFP_KERNEL); 139 termios = kzalloc(sizeof(*termios), GFP_KERNEL);
139 if (!termios) { 140 if (!termios) {
140 retval = -ENOMEM; 141 retval = -ENOMEM;
diff --git a/drivers/usb/serial/cp2101.c b/drivers/usb/serial/cp2101.c
index 8008d0bc80ad..cfaf1f085535 100644
--- a/drivers/usb/serial/cp2101.c
+++ b/drivers/usb/serial/cp2101.c
@@ -56,6 +56,7 @@ static void cp2101_shutdown(struct usb_serial *);
56static int debug; 56static int debug;
57 57
58static struct usb_device_id id_table [] = { 58static struct usb_device_id id_table [] = {
59 { USB_DEVICE(0x0471, 0x066A) }, /* AKTAKOM ACE-1001 cable */
59 { USB_DEVICE(0x0489, 0xE000) }, /* Pirelli Broadband S.p.A, DP-L10 SIP/GSM Mobile */ 60 { USB_DEVICE(0x0489, 0xE000) }, /* Pirelli Broadband S.p.A, DP-L10 SIP/GSM Mobile */
60 { USB_DEVICE(0x08e6, 0x5501) }, /* Gemalto Prox-PU/CU contactless smartcard reader */ 61 { USB_DEVICE(0x08e6, 0x5501) }, /* Gemalto Prox-PU/CU contactless smartcard reader */
61 { USB_DEVICE(0x0FCF, 0x1003) }, /* Dynastream ANT development board */ 62 { USB_DEVICE(0x0FCF, 0x1003) }, /* Dynastream ANT development board */
@@ -67,6 +68,7 @@ static struct usb_device_id id_table [] = {
67 { USB_DEVICE(0x10C4, 0x800A) }, /* SPORTident BSM7-D-USB main station */ 68 { USB_DEVICE(0x10C4, 0x800A) }, /* SPORTident BSM7-D-USB main station */
68 { USB_DEVICE(0x10C4, 0x803B) }, /* Pololu USB-serial converter */ 69 { USB_DEVICE(0x10C4, 0x803B) }, /* Pololu USB-serial converter */
69 { USB_DEVICE(0x10C4, 0x8053) }, /* Enfora EDG1228 */ 70 { USB_DEVICE(0x10C4, 0x8053) }, /* Enfora EDG1228 */
71 { USB_DEVICE(0x10C4, 0x8054) }, /* Enfora GSM2228 */
70 { USB_DEVICE(0x10C4, 0x8066) }, /* Argussoft In-System Programmer */ 72 { USB_DEVICE(0x10C4, 0x8066) }, /* Argussoft In-System Programmer */
71 { USB_DEVICE(0x10C4, 0x807A) }, /* Crumb128 board */ 73 { USB_DEVICE(0x10C4, 0x807A) }, /* Crumb128 board */
72 { USB_DEVICE(0x10C4, 0x80CA) }, /* Degree Controls Inc */ 74 { USB_DEVICE(0x10C4, 0x80CA) }, /* Degree Controls Inc */
@@ -85,6 +87,7 @@ static struct usb_device_id id_table [] = {
85 { USB_DEVICE(0x10C4, 0x8218) }, /* Lipowsky Industrie Elektronik GmbH, HARP-1 */ 87 { USB_DEVICE(0x10C4, 0x8218) }, /* Lipowsky Industrie Elektronik GmbH, HARP-1 */
86 { USB_DEVICE(0x10c4, 0x8293) }, /* Telegesys ETRX2USB */ 88 { USB_DEVICE(0x10c4, 0x8293) }, /* Telegesys ETRX2USB */
87 { USB_DEVICE(0x10C4, 0x8341) }, /* Siemens MC35PU GPRS Modem */ 89 { USB_DEVICE(0x10C4, 0x8341) }, /* Siemens MC35PU GPRS Modem */
90 { USB_DEVICE(0x10C4, 0x83A8) }, /* Amber Wireless AMB2560 */
88 { USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */ 91 { USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
89 { USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */ 92 { USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */
90 { USB_DEVICE(0x10C4, 0xF001) }, /* Elan Digital Systems USBscope50 */ 93 { USB_DEVICE(0x10C4, 0xF001) }, /* Elan Digital Systems USBscope50 */
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 51d7bdea2869..fb6f2933b01b 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -143,6 +143,7 @@ static struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = {
143static struct usb_device_id id_table_combined [] = { 143static struct usb_device_id id_table_combined [] = {
144 { USB_DEVICE(FTDI_VID, FTDI_AMC232_PID) }, 144 { USB_DEVICE(FTDI_VID, FTDI_AMC232_PID) },
145 { USB_DEVICE(FTDI_VID, FTDI_CANUSB_PID) }, 145 { USB_DEVICE(FTDI_VID, FTDI_CANUSB_PID) },
146 { USB_DEVICE(FTDI_VID, FTDI_CANDAPTER_PID) },
146 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_0_PID) }, 147 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_0_PID) },
147 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_1_PID) }, 148 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_1_PID) },
148 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_2_PID) }, 149 { USB_DEVICE(FTDI_VID, FTDI_SCS_DEVICE_2_PID) },
@@ -166,6 +167,7 @@ static struct usb_device_id id_table_combined [] = {
166 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) }, 167 { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) },
167 { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) }, 168 { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) },
168 { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) }, 169 { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) },
170 { USB_DEVICE(FTDI_VID, FTDI_SPROG_II) },
169 { USB_DEVICE(FTDI_VID, FTDI_XF_632_PID) }, 171 { USB_DEVICE(FTDI_VID, FTDI_XF_632_PID) },
170 { USB_DEVICE(FTDI_VID, FTDI_XF_634_PID) }, 172 { USB_DEVICE(FTDI_VID, FTDI_XF_634_PID) },
171 { USB_DEVICE(FTDI_VID, FTDI_XF_547_PID) }, 173 { USB_DEVICE(FTDI_VID, FTDI_XF_547_PID) },
@@ -1498,7 +1500,7 @@ static int ftdi_open(struct tty_struct *tty,
1498 priv->interface, buf, 0, WDR_TIMEOUT); 1500 priv->interface, buf, 0, WDR_TIMEOUT);
1499 1501
1500 /* Termios defaults are set by usb_serial_init. We don't change 1502 /* Termios defaults are set by usb_serial_init. We don't change
1501 port->tty->termios - this would loose speed settings, etc. 1503 port->tty->termios - this would lose speed settings, etc.
1502 This is same behaviour as serial.c/rs_open() - Kuba */ 1504 This is same behaviour as serial.c/rs_open() - Kuba */
1503 1505
1504 /* ftdi_set_termios will send usb control messages */ 1506 /* ftdi_set_termios will send usb control messages */
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 07a3992abad2..373ee09975bb 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -40,6 +40,9 @@
40/* AlphaMicro Components AMC-232USB01 device */ 40/* AlphaMicro Components AMC-232USB01 device */
41#define FTDI_AMC232_PID 0xFF00 /* Product Id */ 41#define FTDI_AMC232_PID 0xFF00 /* Product Id */
42 42
43/* www.candapter.com Ewert Energy Systems CANdapter device */
44#define FTDI_CANDAPTER_PID 0x9F80 /* Product Id */
45
43/* SCS HF Radio Modems PID's (http://www.scs-ptc.com) */ 46/* SCS HF Radio Modems PID's (http://www.scs-ptc.com) */
44/* the VID is the standard ftdi vid (FTDI_VID) */ 47/* the VID is the standard ftdi vid (FTDI_VID) */
45#define FTDI_SCS_DEVICE_0_PID 0xD010 /* SCS PTC-IIusb */ 48#define FTDI_SCS_DEVICE_0_PID 0xD010 /* SCS PTC-IIusb */
@@ -75,6 +78,9 @@
75/* OpenDCC (www.opendcc.de) product id */ 78/* OpenDCC (www.opendcc.de) product id */
76#define FTDI_OPENDCC_PID 0xBFD8 79#define FTDI_OPENDCC_PID 0xBFD8
77 80
81/* Sprog II (Andrew Crosland's SprogII DCC interface) */
82#define FTDI_SPROG_II 0xF0C8
83
78/* www.crystalfontz.com devices - thanx for providing free devices for evaluation ! */ 84/* www.crystalfontz.com devices - thanx for providing free devices for evaluation ! */
79/* they use the ftdi chipset for the USB interface and the vendor id is the same */ 85/* they use the ftdi chipset for the USB interface and the vendor id is the same */
80#define FTDI_XF_632_PID 0xFC08 /* 632: 16x2 Character Display */ 86#define FTDI_XF_632_PID 0xFC08 /* 632: 16x2 Character Display */
diff --git a/drivers/usb/serial/ir-usb.c b/drivers/usb/serial/ir-usb.c
index b679a556b98d..4e2cda93da59 100644
--- a/drivers/usb/serial/ir-usb.c
+++ b/drivers/usb/serial/ir-usb.c
@@ -26,7 +26,7 @@
26 * Introduced common header to be used also in USB Gadget Framework. 26 * Introduced common header to be used also in USB Gadget Framework.
27 * Still needs some other style fixes. 27 * Still needs some other style fixes.
28 * 28 *
29 * 2007_Jun_21 Alan Cox <alan@redhat.com> 29 * 2007_Jun_21 Alan Cox <alan@lxorguk.ukuu.org.uk>
30 * Minimal cleanups for some of the driver problens and tty layer abuse. 30 * Minimal cleanups for some of the driver problens and tty layer abuse.
31 * Still needs fixing to allow multiple dongles. 31 * Still needs fixing to allow multiple dongles.
32 * 32 *
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index bd07eaa300b9..809697b3c7fc 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -160,6 +160,11 @@ static int option_send_setup(struct tty_struct *tty, struct usb_serial_port *po
160 160
161#define NOVATELWIRELESS_VENDOR_ID 0x1410 161#define NOVATELWIRELESS_VENDOR_ID 0x1410
162 162
163/* YISO PRODUCTS */
164
165#define YISO_VENDOR_ID 0x0EAB
166#define YISO_PRODUCT_U893 0xC893
167
163/* MERLIN EVDO PRODUCTS */ 168/* MERLIN EVDO PRODUCTS */
164#define NOVATELWIRELESS_PRODUCT_V640 0x1100 169#define NOVATELWIRELESS_PRODUCT_V640 0x1100
165#define NOVATELWIRELESS_PRODUCT_V620 0x1110 170#define NOVATELWIRELESS_PRODUCT_V620 0x1110
@@ -219,6 +224,7 @@ static int option_send_setup(struct tty_struct *tty, struct usb_serial_port *po
219#define ONDA_VENDOR_ID 0x19d2 224#define ONDA_VENDOR_ID 0x19d2
220#define ONDA_PRODUCT_MSA501HS 0x0001 225#define ONDA_PRODUCT_MSA501HS 0x0001
221#define ONDA_PRODUCT_ET502HS 0x0002 226#define ONDA_PRODUCT_ET502HS 0x0002
227#define ONDA_PRODUCT_MT503HS 0x0200
222 228
223#define BANDRICH_VENDOR_ID 0x1A8D 229#define BANDRICH_VENDOR_ID 0x1A8D
224#define BANDRICH_PRODUCT_C100_1 0x1002 230#define BANDRICH_PRODUCT_C100_1 0x1002
@@ -408,6 +414,41 @@ static struct usb_device_id option_ids[] = {
408 { USB_DEVICE(AXESSTEL_VENDOR_ID, AXESSTEL_PRODUCT_MV110H) }, 414 { USB_DEVICE(AXESSTEL_VENDOR_ID, AXESSTEL_PRODUCT_MV110H) },
409 { USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MSA501HS) }, 415 { USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MSA501HS) },
410 { USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_ET502HS) }, 416 { USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_ET502HS) },
417 { USB_DEVICE(ONDA_VENDOR_ID, 0x0003) },
418 { USB_DEVICE(ONDA_VENDOR_ID, 0x0004) },
419 { USB_DEVICE(ONDA_VENDOR_ID, 0x0005) },
420 { USB_DEVICE(ONDA_VENDOR_ID, 0x0006) },
421 { USB_DEVICE(ONDA_VENDOR_ID, 0x0007) },
422 { USB_DEVICE(ONDA_VENDOR_ID, 0x0008) },
423 { USB_DEVICE(ONDA_VENDOR_ID, 0x0009) },
424 { USB_DEVICE(ONDA_VENDOR_ID, 0x000a) },
425 { USB_DEVICE(ONDA_VENDOR_ID, 0x000b) },
426 { USB_DEVICE(ONDA_VENDOR_ID, 0x000c) },
427 { USB_DEVICE(ONDA_VENDOR_ID, 0x000d) },
428 { USB_DEVICE(ONDA_VENDOR_ID, 0x000e) },
429 { USB_DEVICE(ONDA_VENDOR_ID, 0x000f) },
430 { USB_DEVICE(ONDA_VENDOR_ID, 0x0010) },
431 { USB_DEVICE(ONDA_VENDOR_ID, 0x0011) },
432 { USB_DEVICE(ONDA_VENDOR_ID, 0x0012) },
433 { USB_DEVICE(ONDA_VENDOR_ID, 0x0013) },
434 { USB_DEVICE(ONDA_VENDOR_ID, 0x0014) },
435 { USB_DEVICE(ONDA_VENDOR_ID, 0x0015) },
436 { USB_DEVICE(ONDA_VENDOR_ID, 0x0016) },
437 { USB_DEVICE(ONDA_VENDOR_ID, 0x0017) },
438 { USB_DEVICE(ONDA_VENDOR_ID, 0x0018) },
439 { USB_DEVICE(ONDA_VENDOR_ID, 0x0019) },
440 { USB_DEVICE(ONDA_VENDOR_ID, 0x0020) },
441 { USB_DEVICE(ONDA_VENDOR_ID, 0x0021) },
442 { USB_DEVICE(ONDA_VENDOR_ID, 0x0022) },
443 { USB_DEVICE(ONDA_VENDOR_ID, 0x0023) },
444 { USB_DEVICE(ONDA_VENDOR_ID, 0x0024) },
445 { USB_DEVICE(ONDA_VENDOR_ID, 0x0025) },
446 { USB_DEVICE(ONDA_VENDOR_ID, 0x0026) },
447 { USB_DEVICE(ONDA_VENDOR_ID, 0x0027) },
448 { USB_DEVICE(ONDA_VENDOR_ID, 0x0028) },
449 { USB_DEVICE(ONDA_VENDOR_ID, 0x0029) },
450 { USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MT503HS) },
451 { USB_DEVICE(YISO_VENDOR_ID, YISO_PRODUCT_U893) },
411 { USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_1) }, 452 { USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_1) },
412 { USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_2) }, 453 { USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_2) },
413 { USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1004) }, 454 { USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1004) },
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 491c8857b644..1aed584be5eb 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -91,6 +91,8 @@ static struct usb_device_id id_table [] = {
91 { USB_DEVICE(WS002IN_VENDOR_ID, WS002IN_PRODUCT_ID) }, 91 { USB_DEVICE(WS002IN_VENDOR_ID, WS002IN_PRODUCT_ID) },
92 { USB_DEVICE(COREGA_VENDOR_ID, COREGA_PRODUCT_ID) }, 92 { USB_DEVICE(COREGA_VENDOR_ID, COREGA_PRODUCT_ID) },
93 { USB_DEVICE(YCCABLE_VENDOR_ID, YCCABLE_PRODUCT_ID) }, 93 { USB_DEVICE(YCCABLE_VENDOR_ID, YCCABLE_PRODUCT_ID) },
94 { USB_DEVICE(SUPERIAL_VENDOR_ID, SUPERIAL_PRODUCT_ID) },
95 { USB_DEVICE(HP_VENDOR_ID, HP_LD220_PRODUCT_ID) },
94 { } /* Terminating entry */ 96 { } /* Terminating entry */
95}; 97};
96 98
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index a3bd039c78e9..54974f446a8c 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -110,3 +110,11 @@
110/* Y.C. Cable U.S.A., Inc - USB to RS-232 */ 110/* Y.C. Cable U.S.A., Inc - USB to RS-232 */
111#define YCCABLE_VENDOR_ID 0x05ad 111#define YCCABLE_VENDOR_ID 0x05ad
112#define YCCABLE_PRODUCT_ID 0x0fba 112#define YCCABLE_PRODUCT_ID 0x0fba
113
114/* "Superial" USB - Serial */
115#define SUPERIAL_VENDOR_ID 0x5372
116#define SUPERIAL_PRODUCT_ID 0x2303
117
118/* Hewlett-Packard LD220-HP POS Pole Display */
119#define HP_VENDOR_ID 0x03f0
120#define HP_LD220_PRODUCT_ID 0x3524
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 31c42d1cae13..01d0c70d60e9 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -16,56 +16,6 @@
16 * For questions or problems with this driver, contact Texas Instruments 16 * For questions or problems with this driver, contact Texas Instruments
17 * technical support, or Al Borchers <alborchers@steinerpoint.com>, or 17 * technical support, or Al Borchers <alborchers@steinerpoint.com>, or
18 * Peter Berger <pberger@brimson.com>. 18 * Peter Berger <pberger@brimson.com>.
19 *
20 * This driver needs this hotplug script in /etc/hotplug/usb/ti_usb_3410_5052
21 * or in /etc/hotplug.d/usb/ti_usb_3410_5052.hotplug to set the device
22 * configuration.
23 *
24 * #!/bin/bash
25 *
26 * BOOT_CONFIG=1
27 * ACTIVE_CONFIG=2
28 *
29 * if [[ "$ACTION" != "add" ]]
30 * then
31 * exit
32 * fi
33 *
34 * CONFIG_PATH=/sys${DEVPATH%/?*}/bConfigurationValue
35 *
36 * if [[ 0`cat $CONFIG_PATH` -ne $BOOT_CONFIG ]]
37 * then
38 * exit
39 * fi
40 *
41 * PRODUCT=${PRODUCT%/?*} # delete version
42 * VENDOR_ID=`printf "%d" 0x${PRODUCT%/?*}`
43 * PRODUCT_ID=`printf "%d" 0x${PRODUCT#*?/}`
44 *
45 * PARAM_PATH=/sys/module/ti_usb_3410_5052/parameters
46 *
47 * function scan() {
48 * s=$1
49 * shift
50 * for i
51 * do
52 * if [[ $s -eq $i ]]
53 * then
54 * return 0
55 * fi
56 * done
57 * return 1
58 * }
59 *
60 * IFS=$IFS,
61 *
62 * if (scan $VENDOR_ID 1105 `cat $PARAM_PATH/vendor_3410` &&
63 * scan $PRODUCT_ID 13328 `cat $PARAM_PATH/product_3410`) ||
64 * (scan $VENDOR_ID 1105 `cat $PARAM_PATH/vendor_5052` &&
65 * scan $PRODUCT_ID 20562 20818 20570 20575 `cat $PARAM_PATH/product_5052`)
66 * then
67 * echo $ACTIVE_CONFIG > $CONFIG_PATH
68 * fi
69 */ 19 */
70 20
71#include <linux/kernel.h> 21#include <linux/kernel.h>
@@ -457,9 +407,10 @@ static int ti_startup(struct usb_serial *serial)
457 goto free_tdev; 407 goto free_tdev;
458 } 408 }
459 409
460 /* the second configuration must be set (in sysfs by hotplug script) */ 410 /* the second configuration must be set */
461 if (dev->actconfig->desc.bConfigurationValue == TI_BOOT_CONFIG) { 411 if (dev->actconfig->desc.bConfigurationValue == TI_BOOT_CONFIG) {
462 status = -ENODEV; 412 status = usb_driver_set_configuration(dev, TI_ACTIVE_CONFIG);
413 status = status ? status : -ENODEV;
463 goto free_tdev; 414 goto free_tdev;
464 } 415 }
465 416
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 8be3f39891c7..794b5ffe4397 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -281,6 +281,7 @@ static void serial_close(struct tty_struct *tty, struct file *filp)
281 if (tty->driver_data) 281 if (tty->driver_data)
282 tty->driver_data = NULL; 282 tty->driver_data = NULL;
283 tty_port_tty_set(&port->port, NULL); 283 tty_port_tty_set(&port->port, NULL);
284 tty_kref_put(tty);
284 } 285 }
285 } 286 }
286 287