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author | Herbert Xu <herbert@gondor.apana.org.au> | 2017-01-12 16:10:00 +0800 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2017-01-12 16:10:00 +0800 |
commit | 4cf0662888026d5c1b62ed3fa8dc048a2ff2e124 (patch) | |
tree | a5c92c5024c599a00bfd8d402d2b7b0a619b0259 /drivers/usb/serial/spcp8x5.c | |
parent | c821f6ab2e47946f35ee2f30781c5185e5d07f65 (diff) | |
parent | a121103c922847ba5010819a3f250f1f7fc84ab8 (diff) | |
download | op-kernel-dev-4cf0662888026d5c1b62ed3fa8dc048a2ff2e124.zip op-kernel-dev-4cf0662888026d5c1b62ed3fa8dc048a2ff2e124.tar.gz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux
Merging 4.10-rc3 so that the cryptodev tree builds on ARM64.
Diffstat (limited to 'drivers/usb/serial/spcp8x5.c')
-rw-r--r-- | drivers/usb/serial/spcp8x5.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c index ef0dbf0..475e6c3 100644 --- a/drivers/usb/serial/spcp8x5.c +++ b/drivers/usb/serial/spcp8x5.c @@ -154,6 +154,19 @@ static int spcp8x5_probe(struct usb_serial *serial, return 0; } +static int spcp8x5_attach(struct usb_serial *serial) +{ + unsigned char num_ports = serial->num_ports; + + if (serial->num_bulk_in < num_ports || + serial->num_bulk_out < num_ports) { + dev_err(&serial->interface->dev, "missing endpoints\n"); + return -ENODEV; + } + + return 0; +} + static int spcp8x5_port_probe(struct usb_serial_port *port) { const struct usb_device_id *id = usb_get_serial_data(port->serial); @@ -477,6 +490,7 @@ static struct usb_serial_driver spcp8x5_device = { .tiocmget = spcp8x5_tiocmget, .tiocmset = spcp8x5_tiocmset, .probe = spcp8x5_probe, + .attach = spcp8x5_attach, .port_probe = spcp8x5_port_probe, .port_remove = spcp8x5_port_remove, }; |