[PATCH -next] USB: serial: quatech2: remove set but not used variable 'port_priv'

Fixes gcc '-Wunused-but-set-variable' warning: drivers/usb/serial/quatech2.c: In function 'qt2_process_read_urb': drivers/usb/serial/quatech2.c:503:27: warning: variable 'port_priv' set but not used [-Wunused-but-set-variable] It not used any more after commit 2be818a116b2 ("Revert "USB: quatech

Re: KASAN: slab-out-of-bounds Read in vhci_hub_control

On Wed, Oct 10, 2018 at 10:26 PM, Shuah Khan wrote: > On 10/10/2018 01:42 PM, Dmitry Vyukov wrote: >> On Tue, Oct 2, 2018 at 6:04 PM, Shuah Khan wrote: >>> On 09/04/2018 12:52 PM, syzbot wrote: Hello, syzbot found the following crash on: HEAD commit:420f51f4ab6b Merge

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[PATCH] net: cdc_ncm: use tasklet_init() for tasklet_struct init

The tasklet initialisation would be better done by tasklet_init() instead of assuming all the fields are in an ok state by default. This does not fix any actual know bug. Signed-off-by: Ben Dooks --- drivers/net/usb/cdc_ncm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a

Re: [PATCH] usbip: vhci_hcd: Check rhport everywhere in vhci_hub_control()

Hi Ben, Thanks for the patch. On 10/10/2018 11:30 PM, Ben Hutchings wrote: > Commit 5b22f676118f "usbip: vhci_hcd: check rhport before using in > vhci_hub_control()" added some validation of rhport, but left > several problems: > > - If VHCI_HC_PORTS < 256, we can get rhport >= VHCI_HC_PORTS whi

Re: Query on usb/core/devio.c

On Tue, 9 Oct 2018 13:27:02 +0200 Greg KH wrote: > On Tue, Oct 09, 2018 at 10:51:53AM +0100, Mayuresh Kulkarni wrote: > > With all due respect, one of the possible reason for this could be, > > power saving on mobile/tablet platforms (running Android). These > > platforms usually have a single US

Re: Query on usb/core/devio.c

On Thu, 11 Oct 2018, Mayuresh Kulkarni wrote: > On Tue, 9 Oct 2018 13:27:02 +0200 > Greg KH wrote: > > > On Tue, Oct 09, 2018 at 10:51:53AM +0100, Mayuresh Kulkarni wrote: > > > With all due respect, one of the possible reason for this could be, > > > power saving on mobile/tablet platforms (run

Re: usbfs zerocopy broken on ARM/ARM64

On Sun, 7 Oct 2018, Steve Markgraf wrote: > Hi, > > I'm the author of a userspace library that makes use of the usbfs > zerocopy-feature via libusb-1.0, and recently received a bug report that > garbage data is received with bulk transfers on ARM-based systems. > > When I debugged the issue, I f

[PATCH v2] usb: host: add DT bindings for faraday fotg2

From: Hans Ulli Kroll This adds device tree bindings for the Faraday FOTG2 dual-mode host controller. Cc: devicet...@vger.kernel.org Signed-off-by: Hans Ulli Kroll Acked-by: Rob Herring Signed-off-by: Linus Walleij --- ChangeLog v1->v2: - Changed "OTH" to "OTG" - Collected Rob's ACK. - I don'

Re: [PATCH 5/6] usb: musb: gadget: implement send_response

Hi, On Tue, Oct 09, 2018 at 10:49:02PM -0400, Paul Elder wrote: > This patch implements a mechanism to signal the MUSB driver to reply to > a control OUT request with STALL or ACK. > > Signed-off-by: Paul Elder > Reviewed-by: Laurent Pinchart The patch looks good to me, here is my Acked-by: A

Re: [PATCH 4/6] usb: gadget: add functions to signal udc driver to delay status stage

Hi, On Tue, Oct 09, 2018 at 10:49:01PM -0400, Paul Elder wrote: > A usb gadget function driver may or may not want to delay the status > stage of a control OUT request. An instance it might want to is to > asynchronously validate the data of a class-specific request. > > Add a function usb_ep_del

Re: [PATCH] net: cdc_ncm: use tasklet_init() for tasklet_struct init

From: Ben Dooks Date: Thu, 11 Oct 2018 14:03:32 +0100 > The tasklet initialisation would be better done by tasklet_init() > instead of assuming all the fields are in an ok state by default. > > This does not fix any actual know bug. > > Signed-off-by: Ben Dooks Applied to net-next.

Re: [PATCH 0/6] usb: gadget: add mechanism to asynchronously validate data stage of ctrl out request

Hi, On Tue, Oct 09, 2018 at 10:48:57PM -0400, Paul Elder wrote: > This patch series adds a mechanism to allow asynchronously validating > the data stage of a control out request, and for stalling or suceeding > the request accordingly. This mechanism is implemented for MUSB, and is > used by UVC.

RE: [RFC] usb: chipidea: Add minimal support for HSIC interface on i.MX6QDL

> > Thanks, I should do it earlier, I could not find a suitable board with HSIC > > support > at mainline kernel. > > It is very kind that you could help on it and test function at real > > board. My suggestion is follow all flows in Link [2] since we need to cover > suspend/resume and remote wa

[PATCH net-next] net: cdc_ncm: remove set but not used variable 'ctx'

Fixes gcc '-Wunused-but-set-variable' warning: drivers/net/usb/cdc_ncm.c: In function 'cdc_ncm_status': drivers/net/usb/cdc_ncm.c:1603:22: warning: variable 'ctx' set but not used [-Wunused-but-set-variable] struct cdc_ncm_ctx *ctx; It not used any more after commit fa83dbeee558 ("net: cdc_ncm