From: Oliver Neukum <oneukum@suse.de>
Date: Mon, 23 Mar 2015 13:34:43 +0000 (+0100)
Subject: cdc-wdm: error returns need to be translated
X-Git-Tag: v4.13~5437^2~41
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=85e8a0b9a3565c8185068b6b340cc8c6dd4411f4;p=mirror_ubuntu-bionic-kernel.git

cdc-wdm: error returns need to be translated

One more case of error codes not correctly being
correctly returned to user space.

Signed-off-by: Olive Neukum <oneukum@suse.com>0
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 8e32b8d8115e..61ea87917433 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -522,9 +522,9 @@ retry:
 		spin_lock_irq(&desc->iuspin);
 
 		if (desc->rerr) { /* read completed, error happened */
+			rv = usb_translate_errors(desc->rerr);
 			desc->rerr = 0;
 			spin_unlock_irq(&desc->iuspin);
-			rv = -EIO;
 			goto err;
 		}
 		/*