[PATCH -next] cdc-wdm: pass return value of recover_from_urb_loss

[YueHaibing]

'rv' is the correct return value, pass it upstream instead of 0

Fixes: 17d80d562fd7 ("USB: autosuspend for cdc-wdm")
Signed-off-by: YueHaibing <yuehaib...@huawei.com>
---
 drivers/usb/class/cdc-wdm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index bec581f..9e9caff 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -1099,7 +1099,7 @@ static int wdm_post_reset(struct usb_interface *intf)
        rv = recover_from_urb_loss(desc);
        mutex_unlock(&desc->wlock);
        mutex_unlock(&desc->rlock);
-       return 0;
+       return rv;
 }
 
 static struct usb_driver wdm_driver = {
-- 
2.7.0