Hi,
Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx> writes:
>> > @@ -373,8 +380,8 @@ static int mtu3_gadget_dequeue(struct usb_ep *ep, struct usb_request *req)
>> > */
>> > static int mtu3_gadget_ep_set_halt(struct usb_ep *ep, int value)
>> > {
>> > - struct mtu3_ep *mep = to_mtu3_ep(ep);
>> > - struct mtu3 *mtu = mep->mtu;
>> > + struct mtu3_ep *mep;
>> > + struct mtu3 *mtu;
>> > struct mtu3_request *mreq;
>> > unsigned long flags;
>> > int ret = 0;
>> > @@ -382,6 +389,9 @@ static int mtu3_gadget_ep_set_halt(struct usb_ep *ep, int value)
>> > if (!ep)
>> > return -EINVAL;
>>
>> Same here, how can that ever happen?
> Maybe when the class driver has something wrong:)
>
> You mean it's better to remove these unnecessary checks?
if we need those checks, I'd rather have them at a central location,
such as udc/core.c. But, as Greg mentioned, the kernel doesn't call
these with NULL pointers.
--
balbi
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