[v3,1/3] USB: core: export usb_cache_string()
Commit Message
usb_cache_string() can also be useful for the drivers so export it.
Signed-off-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr>
---
drivers/usb/core/message.c | 1 +
drivers/usb/core/usb.h | 1 -
include/linux/usb.h | 1 +
3 files changed, 2 insertions(+), 1 deletion(-)
Comments
On Sun, Nov 13, 2022 at 01:01:06PM +0900, Vincent Mailhol wrote:
> usb_cache_string() can also be useful for the drivers so export it.
>
> Signed-off-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr>
> ---
> drivers/usb/core/message.c | 1 +
> drivers/usb/core/usb.h | 1 -
> include/linux/usb.h | 1 +
> 3 files changed, 2 insertions(+), 1 deletion(-)
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
@@ -1037,6 +1037,7 @@ char *usb_cache_string(struct usb_device *udev, int index)
}
return smallbuf;
}
+EXPORT_SYMBOL_GPL(usb_cache_string);
/*
* usb_get_device_descriptor - (re)reads the device descriptor (usbcore)
@@ -47,7 +47,6 @@ extern int usb_get_device_descriptor(struct usb_device *dev,
extern int usb_set_isoch_delay(struct usb_device *dev);
extern int usb_get_bos_descriptor(struct usb_device *dev);
extern void usb_release_bos_descriptor(struct usb_device *dev);
-extern char *usb_cache_string(struct usb_device *udev, int index);
extern int usb_set_configuration(struct usb_device *dev, int configuration);
extern int usb_choose_configuration(struct usb_device *udev);
extern int usb_generic_driver_probe(struct usb_device *udev);
@@ -1829,6 +1829,7 @@ static inline int usb_get_ptm_status(struct usb_device *dev, void *data)
extern int usb_string(struct usb_device *dev, int index,
char *buf, size_t size);
+extern char *usb_cache_string(struct usb_device *udev, int index);
/* wrappers that also update important state inside usbcore */
extern int usb_clear_halt(struct usb_device *dev, int pipe);