diff options
Diffstat (limited to 'drivers/usb/class')
| -rw-r--r-- | drivers/usb/class/cdc-acm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 56d6bf668488..f763ed7ba91e 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c | |||
| @@ -1104,7 +1104,8 @@ skip_normal_probe: | |||
| 1104 | } | 1104 | } |
| 1105 | 1105 | ||
| 1106 | 1106 | ||
| 1107 | if (data_interface->cur_altsetting->desc.bNumEndpoints < 2) | 1107 | if (data_interface->cur_altsetting->desc.bNumEndpoints < 2 || |
| 1108 | control_interface->cur_altsetting->desc.bNumEndpoints == 0) | ||
| 1108 | return -EINVAL; | 1109 | return -EINVAL; |
| 1109 | 1110 | ||
| 1110 | epctrl = &control_interface->cur_altsetting->endpoint[0].desc; | 1111 | epctrl = &control_interface->cur_altsetting->endpoint[0].desc; |