Messages in this thread | | | Date | Wed, 21 Dec 2016 13:33:15 +0000 | From | Sudip Mukherjee <> | Subject | Re: [PATCH] usbip: vudc: check for NULL before use |
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On Tue, Dec 20, 2016 at 07:31:44AM -0700, Shuah Khan wrote: > On 12/18/2016 03:44 PM, Sudip Mukherjee wrote: > > to_vep() is doing a container_of() on _ep. It is better to do the NULL > > check first and then use it. > > > > Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk> > > --- > > drivers/usb/usbip/vudc_dev.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/drivers/usb/usbip/vudc_dev.c b/drivers/usb/usbip/vudc_dev.c > > index 968471b..32ea604 100644 > > --- a/drivers/usb/usbip/vudc_dev.c > > +++ b/drivers/usb/usbip/vudc_dev.c > > @@ -388,10 +388,10 @@ static int vep_dequeue(struct usb_ep *_ep, struct usb_request *_req) > > unsigned long flags; > > int ret = 0; > > > > - ep = to_vep(_ep); > > if (!_ep) > > return -EINVAL; > > Hmm. Linus's latest checks _ep and _req. Are you sure you are working > with the latest tree?
I checked with next-20161221 and its still there.
regards sudip
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