diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-10-23 15:29:43 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-10-23 15:29:43 +0300 |
| commit | 7706abf5a0eb4c082897fd2a17a0ac0898e39666 (patch) | |
| tree | 982d22365f1aeedc43a796ef816cf1b1fa8480a7 /drivers/usb/serial/cp210x.c | |
| parent | ca3c5858834f75543a4e2e115b1578c01558b2ce (diff) | |
| parent | bb176f67090ca54869fc1262c913aa69d2ede070 (diff) | |
| download | linux-7706abf5a0eb4c082897fd2a17a0ac0898e39666.tar.xz | |
Merge 4.14-rc6 into staging-next
We want the IIO and staging driver fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/serial/cp210x.c')
| -rw-r--r-- | drivers/usb/serial/cp210x.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 2d945c9f975c..412f812522ee 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -177,6 +177,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x1843, 0x0200) }, /* Vaisala USB Instrument Cable */ { USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */ { USB_DEVICE(0x18EF, 0xE025) }, /* ELV Marble Sound Board 1 */ + { USB_DEVICE(0x18EF, 0xE032) }, /* ELV TFD500 Data Logger */ { USB_DEVICE(0x1901, 0x0190) }, /* GE B850 CP2105 Recorder interface */ { USB_DEVICE(0x1901, 0x0193) }, /* GE B650 CP2104 PMC interface */ { USB_DEVICE(0x1901, 0x0194) }, /* GE Healthcare Remote Alarm Box */ @@ -352,6 +353,7 @@ static struct usb_serial_driver * const serial_drivers[] = { #define CP210X_PARTNUM_CP2104 0x04 #define CP210X_PARTNUM_CP2105 0x05 #define CP210X_PARTNUM_CP2108 0x08 +#define CP210X_PARTNUM_UNKNOWN 0xFF /* CP210X_GET_COMM_STATUS returns these 0x13 bytes */ struct cp210x_comm_status { @@ -1491,8 +1493,11 @@ static int cp210x_attach(struct usb_serial *serial) result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST, CP210X_GET_PARTNUM, &priv->partnum, sizeof(priv->partnum)); - if (result < 0) - goto err_free_priv; + if (result < 0) { + dev_warn(&serial->interface->dev, + "querying part number failed\n"); + priv->partnum = CP210X_PARTNUM_UNKNOWN; + } usb_set_serial_data(serial, priv); @@ -1505,10 +1510,6 @@ static int cp210x_attach(struct usb_serial *serial) } return 0; -err_free_priv: - kfree(priv); - - return result; } static void cp210x_disconnect(struct usb_serial *serial) |