[PATCH 4.19 211/639] cdc-wdm: pass return value of recover_from_urb_loss

From: Greg Kroah-Hartman
Date: Fri Jan 24 2020 - 06:11:34 EST


From: YueHaibing <yuehaibing@xxxxxxxxxx>

[ Upstream commit 0742a338f5b3446a26de551ad8273fb41b2787f2 ]

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

Fixes: 17d80d562fd7 ("USB: autosuspend for cdc-wdm")
Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
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 b8a1fdefb5150..4929c58830688 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -1107,7 +1107,7 @@ 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 = {
--
2.20.1