diff options
| author | Dave Airlie <airlied@redhat.com> | 2015-04-20 04:32:26 +0300 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2015-04-20 06:05:20 +0300 |
| commit | 2c33ce009ca2389dbf0535d0672214d09738e35e (patch) | |
| tree | 6186a6458c3c160385d794a23eaf07c786a9e61b /drivers/usb/gadget/composite.c | |
| parent | cec32a47010647e8b0603726ebb75b990a4057a4 (diff) | |
| parent | 09d51602cf84a1264946711dd4ea0dddbac599a1 (diff) | |
| download | linux-2c33ce009ca2389dbf0535d0672214d09738e35e.tar.xz | |
Merge Linus master into drm-next
The merge is clean, but the arm build fails afterwards,
due to API changes in the regulator tree.
I've included the patch into the merge to fix the build.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/usb/gadget/composite.c')
| -rw-r--r-- | drivers/usb/gadget/composite.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 13adfd1a3f54..4e3447bbd097 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1161,11 +1161,11 @@ static struct usb_gadget_string_container *copy_gadget_strings( * This function will create a deep copy of usb_gadget_strings and usb_string * and attach it to the cdev. The actual string (usb_string.s) will not be * copied but only a referenced will be made. The struct usb_gadget_strings - * array may contain multiple languges and should be NULL terminated. + * array may contain multiple languages and should be NULL terminated. * The ->language pointer of each struct usb_gadget_strings has to contain the * same amount of entries. * For instance: sp[0] is en-US, sp[1] is es-ES. It is expected that the first - * usb_string entry of es-ES containts the translation of the first usb_string + * usb_string entry of es-ES contains the translation of the first usb_string * entry of en-US. Therefore both entries become the same id assign. */ struct usb_string *usb_gstrings_attach(struct usb_composite_dev *cdev, @@ -1472,6 +1472,13 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) req->length = 0; gadget->ep0->driver_data = cdev; + /* + * Don't let non-standard requests match any of the cases below + * by accident. + */ + if ((ctrl->bRequestType & USB_TYPE_MASK) != USB_TYPE_STANDARD) + goto unknown; + switch (ctrl->bRequest) { /* we handle all standard USB descriptors */ @@ -1751,6 +1758,10 @@ unknown: * take such requests too, if that's ever needed: to work * in config 0, etc. */ + list_for_each_entry(f, &cdev->config->functions, list) + if (f->req_match && f->req_match(f, ctrl)) + goto try_fun_setup; + f = NULL; switch (ctrl->bRequestType & USB_RECIP_MASK) { case USB_RECIP_INTERFACE: if (!cdev->config || intf >= MAX_CONFIG_INTERFACES) @@ -1768,7 +1779,7 @@ unknown: f = NULL; break; } - +try_fun_setup: if (f && f->setup) value = f->setup(f, ctrl); else { |