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path: root/drivers/usb/core/driver.c
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Diffstat (limited to 'drivers/usb/core/driver.c')
-rw-r--r--drivers/usb/core/driver.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index 69919b25777..f6f81c85c5c 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -79,13 +79,12 @@ ssize_t usb_store_new_id(struct usb_dynids *dynids,
}
EXPORT_SYMBOL_GPL(usb_store_new_id);
-static ssize_t show_dynids(struct device_driver *driver, char *buf)
+ssize_t usb_show_dynids(struct usb_dynids *dynids, char *buf)
{
struct usb_dynid *dynid;
- struct usb_driver *usb_drv = to_usb_driver(driver);
size_t count = 0;
- list_for_each_entry(dynid, &usb_drv->dynids.list, node)
+ list_for_each_entry(dynid, &dynids->list, node)
if (dynid->id.bInterfaceClass != 0)
count += scnprintf(&buf[count], PAGE_SIZE - count, "%04x %04x %02x\n",
dynid->id.idVendor, dynid->id.idProduct,
@@ -95,6 +94,14 @@ static ssize_t show_dynids(struct device_driver *driver, char *buf)
dynid->id.idVendor, dynid->id.idProduct);
return count;
}
+EXPORT_SYMBOL_GPL(usb_show_dynids);
+
+static ssize_t show_dynids(struct device_driver *driver, char *buf)
+{
+ struct usb_driver *usb_drv = to_usb_driver(driver);
+
+ return usb_show_dynids(&usb_drv->dynids, buf);
+}
static ssize_t store_new_id(struct device_driver *driver,
const char *buf, size_t count)