From: 黄涛 <huangtao@rock-chips.com>
Date: Sat, 30 Jul 2011 14:48:42 +0000 (+0800)
Subject: Revert "USB: composite: Allow configurations to handle unhandled setup requests"
X-Git-Tag: firefly_0821_release~9921
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4b4400e12be7419fb1bc332bd71d69fac2a42378;p=firefly-linux-kernel-4.4.55.git

Revert "USB: composite: Allow configurations to handle unhandled setup requests"

This reverts commit 11d0a9ece74897740ffb987675c46adf1f782724.
---

diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 39f61affbae6..0dedc681fc30 100755
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -836,25 +836,6 @@ unknown:
 				value = c->setup(c, ctrl);
 		}
 
-		/* If the vendor request is not processed (value < 0),
-		 * call all device registered configure setup callbacks
-		 * to process it.
-		 * This is used to handle the following cases:
-		 * - vendor request is for the device and arrives before
-		 * setconfiguration.
-		 * - Some devices are required to handle vendor request before
-		 * setconfiguration such as MTP, USBNET.
-		 */
-
-		if (value < 0) {
-			struct usb_configuration        *cfg;
-
-			list_for_each_entry(cfg, &cdev->configs, list) {
-			if (cfg && cfg->setup)
-				value = cfg->setup(cfg, ctrl);
-			}
-		}
-
 		goto done;
 	}