Re: [PATCH] usb: gadget: udc: core: Fix double unlock in usb_gadget_activate()

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On Mon, Jun 19, 2023 at 05:46:28PM +0300, Dan Carpenter wrote:
> On Mon, Jun 19, 2023 at 03:39:05PM +0200, Greg Kroah-Hartman wrote:
> > On Thu, Jun 15, 2023 at 06:43:03PM +0300, Dan Carpenter wrote:
> > > Do not call mutex_unlock(&gadget->udc->connect_lock) twice in a row.
> > > 
> > > Fixes: 286d9975a838 ("usb: gadget: udc: core: Prevent soft_connect_store() race")
> > > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> > > ---
> > >  drivers/usb/gadget/udc/core.c | 2 --
> > >  1 file changed, 2 deletions(-)
> > > 
> > > diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c
> > > index 83fd1de14784..d58640a9d0ca 100644
> > > --- a/drivers/usb/gadget/udc/core.c
> > > +++ b/drivers/usb/gadget/udc/core.c
> > > @@ -878,8 +878,6 @@ int usb_gadget_activate(struct usb_gadget *gadget)
> > >  	 */
> > >  	if (gadget->connected)
> > >  		ret = usb_gadget_connect_locked(gadget);
> > > -	mutex_unlock(&gadget->udc->connect_lock);
> > > -
> > >  unlock:
> > >  	mutex_unlock(&gadget->udc->connect_lock);
> > >  	trace_usb_gadget_activate(gadget, ret);
> > > -- 
> > > 2.39.2
> > > 
> > 
> > Does not apply to my tree :(
> 
> No longer required.  The patch was reverted.

Ah good, thanks for checking.



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