diff options
Diffstat (limited to 'drivers/usb/gadget/epautoconf.c')
| -rw-r--r-- | drivers/usb/gadget/epautoconf.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/gadget/epautoconf.c b/drivers/usb/gadget/epautoconf.c index 9462e30192d8..8e20d46e3b83 100644 --- a/drivers/usb/gadget/epautoconf.c +++ b/drivers/usb/gadget/epautoconf.c @@ -162,7 +162,11 @@ ep_matches ( desc->bEndpointAddress &= USB_DIR_IN; if (isdigit (ep->name [2])) { u8 num = simple_strtol (&ep->name [2], NULL, 10); - desc->bEndpointAddress |= num; + if (desc->bEndpointAddress & 0x7) { + if (num != (desc->bEndpointAddress & 0x7)) + return 0; + } else + desc->bEndpointAddress |= num; #ifdef MANY_ENDPOINTS } else if (desc->bEndpointAddress & USB_DIR_IN) { if (++in_epnum > 15) |