usb_ep_autoconfig_ss tries to use endpoint name or internal counters to generate
bEndpointAddress - this leads to duplicate addresses. Fix is simple -
use only internal counter and dont rely on ep naming scheme.
Signed-off-by: Wlodzimierz Lipert <wlodzimierz.lipert@xxxxxxxxx>
---
drivers/usb/gadget/epautoconf.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/usb/gadget/epautoconf.c b/drivers/usb/gadget/epautoconf.c
index 1eb4fa2e623f..40adf09079ed 100644
--- a/drivers/usb/gadget/epautoconf.c
+++ b/drivers/usb/gadget/epautoconf.c
@@ -93,10 +93,7 @@ struct usb_ep *usb_ep_autoconfig_ss(
/* report address */
desc->bEndpointAddress &= USB_DIR_IN;
- if (isdigit(ep->name[2])) {
- u8 num = simple_strtoul(&ep->name[2], NULL, 10);
- desc->bEndpointAddress |= num;
- } else if (desc->bEndpointAddress & USB_DIR_IN) {
+ if (desc->bEndpointAddress & USB_DIR_IN) {
if (++gadget->in_epnum > 15)
return NULL;
desc->bEndpointAddress = USB_DIR_IN | gadget->in_epnum;
--
2.39.2
