[linux-yocto] [linux-yocto-4.4][PATCH] drivers/usb/dwc3/gadget.c: fix merge

Bruce Ashfield bruce.ashfield at windriver.com
Tue Sep 12 16:42:04 PDT 2017


On 2017-09-12 7:38 PM, California Sullivan wrote:
> Commit "c813008 usb: dwc3: replace %p with %pK" did not apply correctly
> due a previous backport. In the confusion, some error checking was
> added back which included a goto whose target didn't exist, causing a
> compilation failure.
> 

Well crap. I even looked at this during the merge and thought it
was ok.

I was just doing -stable updates to 4.4, so this is merged and pushed.

Bruce

> Fix the issue by reverting the merge and the patch, then manually
> applying the intended changes (replacing all instances of %p with %pK in
> the affected files).
> 
> Signed-off-by: California Sullivan <california.l.sullivan at intel.com>
> ---
> This is for the standard/intel/base branch, which should then be
> waterfalled into the other intel branches.
> 
>   drivers/usb/dwc3/gadget.c | 21 ++++-----------------
>   1 file changed, 4 insertions(+), 17 deletions(-)
> 
> diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
> index 192c119..6c369a6 100644
> --- a/drivers/usb/dwc3/gadget.c
> +++ b/drivers/usb/dwc3/gadget.c
> @@ -813,7 +813,7 @@ static void dwc3_prepare_one_trb(struct dwc3_ep *dep,
>   {
>   	struct dwc3_trb		*trb;
>   
> -	dwc3_trace(trace_dwc3_gadget, "%s: req %p dma %08llx length %d%s%s",
> +	dwc3_trace(trace_dwc3_gadget, "%s: req %pK dma %08llx length %d%s%s",
>   			dep->name, req, (unsigned long long) dma,
>   			length, last ? " last" : "",
>   			chain ? " chain" : "");
> @@ -1085,14 +1085,14 @@ static int __dwc3_gadget_ep_queue(struct dwc3_ep *dep, struct dwc3_request *req)
>   
>   	if (!dep->endpoint.desc) {
>   		dwc3_trace(trace_dwc3_gadget,
> -				"trying to queue request %p to disabled %s\n",
> +				"trying to queue request %pK to disabled %s\n",
>   				&req->request, dep->endpoint.name);
>   		return -ESHUTDOWN;
>   	}
>   
> -	if (WARN(req->dep != dep, "request %p belongs to '%s'\n",
> +	if (WARN(req->dep != dep, "request %pK belongs to '%s'\n",
>   				&req->request, req->dep->name)) {
> -		dwc3_trace(trace_dwc3_gadget, "request %p belongs to '%s'\n",
> +		dwc3_trace(trace_dwc3_gadget, "request %pK belongs to '%s'\n",
>   				&req->request, req->dep->name);
>   		return -EINVAL;
>   	}
> @@ -1242,19 +1242,6 @@ static int dwc3_gadget_ep_queue(struct usb_ep *ep, struct usb_request *request,
>   	int				ret;
>   
>   	spin_lock_irqsave(&dwc->lock, flags);
> -	if (!dep->endpoint.desc) {
> -		dev_dbg(dwc->dev, "trying to queue request %p to disabled %s\n",
> -				request, ep->name);
> -		ret = -ESHUTDOWN;
> -		goto out;
> -	}
> -
> -	if (WARN(req->dep != dep, "request %pK belongs to '%s'\n",
> -				request, req->dep->name)) {
> -		ret = -EINVAL;
> -		goto out;
> -	}
> -
>   	ret = __dwc3_gadget_ep_queue(dep, req);
>   
>   	/*
> 



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