diff options
| author | Felipe Balbi <felipe.balbi@linux.intel.com> | 2017-05-17 15:57:45 +0300 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2017-06-02 11:22:10 +0300 |
| commit | 04fb365c453e14ff9e8a28f1c46050d920a27a4a (patch) | |
| tree | 5feb1c640faf6aa241faf85d5818be3b733c0fbc | |
| parent | 0df6d8db355a527c605725ffacce4bd119533a7c (diff) | |
| download | linux-04fb365c453e14ff9e8a28f1c46050d920a27a4a.tar.bz2 | |
usb: dwc3: replace %p with %pK
%p will leak kernel pointers, so let's not expose the information on
dmesg and instead use %pK. %pK will only show the actual addresses if
explicitly enabled under /proc/sys/kernel/kptr_restrict.
Cc: <stable@vger.kernel.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
| -rw-r--r-- | drivers/usb/dwc3/dwc3-st.c | 2 | ||||
| -rw-r--r-- | drivers/usb/dwc3/gadget.c | 9 |
2 files changed, 4 insertions, 7 deletions
diff --git a/drivers/usb/dwc3/dwc3-st.c b/drivers/usb/dwc3/dwc3-st.c index dfbf464eb88c..505676fd3ba4 100644 --- a/drivers/usb/dwc3/dwc3-st.c +++ b/drivers/usb/dwc3/dwc3-st.c @@ -230,7 +230,7 @@ static int st_dwc3_probe(struct platform_device *pdev) dwc3_data->syscfg_reg_off = res->start; - dev_vdbg(&pdev->dev, "glue-logic addr 0x%p, syscfg-reg offset 0x%x\n", + dev_vdbg(&pdev->dev, "glue-logic addr 0x%pK, syscfg-reg offset 0x%x\n", dwc3_data->glue_base, dwc3_data->syscfg_reg_off); dwc3_data->rstc_pwrdn = diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 750364eb11e1..011ac3ccfbe7 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1224,12 +1224,9 @@ static int __dwc3_gadget_ep_queue(struct dwc3_ep *dep, struct dwc3_request *req) return -ESHUTDOWN; } - if (WARN(req->dep != dep, "request %p belongs to '%s'\n", - &req->request, req->dep->name)) { - dev_err(dwc->dev, "%s: request %p belongs to '%s'\n", - dep->name, &req->request, req->dep->name); + if (WARN(req->dep != dep, "request %pK belongs to '%s'\n", + &req->request, req->dep->name)) return -EINVAL; - } pm_runtime_get(dwc->dev); @@ -1387,7 +1384,7 @@ static int dwc3_gadget_ep_dequeue(struct usb_ep *ep, } goto out1; } - dev_err(dwc->dev, "request %p was not queued to %s\n", + dev_err(dwc->dev, "request %pK was not queued to %s\n", request, ep->name); ret = -EINVAL; goto out0; |