diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-01 12:50:26 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-01 12:50:26 -0800 |
| commit | 4cff7adbebf4d25f662b13c6582b945d9d549e25 (patch) | |
| tree | cfb6bc0aaab6ad7fa7ca2bb07453ed2fd139138c /drivers/usb/serial/visor.c | |
| parent | 7e3933df9874b70745548ce9177295d11c58fc21 (diff) | |
| parent | 36f90b0a2ddd60823fe193a85e60ff1906c2a9b3 (diff) | |
Merge 4.5-rc2 into staging-next
This fixes a merge issue with the panel driver, and picks up fixes in
iio and other drivers that we want here.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/serial/visor.c')
| -rw-r--r-- | drivers/usb/serial/visor.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c index 60afb39eb73c..337a0be89fcf 100644 --- a/drivers/usb/serial/visor.c +++ b/drivers/usb/serial/visor.c @@ -544,6 +544,11 @@ static int treo_attach(struct usb_serial *serial) (serial->num_interrupt_in == 0)) return 0; + if (serial->num_bulk_in < 2 || serial->num_interrupt_in < 2) { + dev_err(&serial->interface->dev, "missing endpoints\n"); + return -ENODEV; + } + /* * It appears that Treos and Kyoceras want to use the * 1st bulk in endpoint to communicate with the 2nd bulk out endpoint, @@ -597,8 +602,10 @@ static int clie_5_attach(struct usb_serial *serial) */ /* some sanity check */ - if (serial->num_ports < 2) - return -1; + if (serial->num_bulk_out < 2) { + dev_err(&serial->interface->dev, "missing bulk out endpoints\n"); + return -ENODEV; + } /* port 0 now uses the modified endpoint Address */ port = serial->port[0]; |