From: 黄涛 <huangtao@rock-chips.com>
Date: Sat, 30 Jul 2011 14:26:43 +0000 (+0800)
Subject: Revert "usb: gadget: u_ether: Remove warning from gether_disconnect()"
X-Git-Tag: firefly_0821_release~9986
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=3c0b9978047cfe834b054a2de82b403211998a06;p=firefly-linux-kernel-4.4.55.git

Revert "usb: gadget: u_ether: Remove warning from gether_disconnect()"

This reverts commit 980bfabc06ae4d0db1092784c40657f2173edefe.
---

diff --git a/drivers/usb/gadget/u_ether.c b/drivers/usb/gadget/u_ether.c
index a082dd5a3e9f..2fc02bd95848 100644
--- a/drivers/usb/gadget/u_ether.c
+++ b/drivers/usb/gadget/u_ether.c
@@ -941,6 +941,7 @@ void gether_disconnect(struct gether *link)
 	struct eth_dev		*dev = link->ioport;
 	struct usb_request	*req;
 
+	WARN_ON(!dev);
 	if (!dev)
 		return;