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Message-id: <1448621963-32040-19-git-send-email-r.baldyga@samsung.com>
Date:	Fri, 27 Nov 2015 11:59:12 +0100
From:	Robert Baldyga <r.baldyga@...sung.com>
To:	balbi@...com
Cc:	gregkh@...uxfoundation.org, andrzej.p@...sung.com,
	m.szyprowski@...sung.com, b.zolnierkie@...sung.com,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
	Robert Baldyga <r.baldyga@...sung.com>
Subject: [PATCH v2 18/29] usb: gadget: configfs: add new composite API support

Handle functions using new API properly.

Signed-off-by: Robert Baldyga <r.baldyga@...sung.com>
---
 drivers/usb/gadget/configfs.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c
index 0557f80..153adf7 100644
--- a/drivers/usb/gadget/configfs.c
+++ b/drivers/usb/gadget/configfs.c
@@ -1355,6 +1355,11 @@ static int configfs_composite_bind(struct usb_gadget *gadget,
 				goto err_purge_funcs;
 			}
 		}
+
+		ret = usb_config_do_bind(c);
+		if (ret)
+			goto err_purge_funcs;
+
 		usb_ep_autoconfig_reset(cdev->gadget);
 	}
 	if (cdev->use_os_string) {
@@ -1363,10 +1368,23 @@ static int configfs_composite_bind(struct usb_gadget *gadget,
 			goto err_purge_funcs;
 	}
 
+	ret = composite_prep_vendor_descs(cdev);
+	if (ret < 0)
+		goto err_free_vendor_descs;
+
+	ret = composite_generate_old_descs(cdev);
+	if (ret < 0)
+		goto err_free_old_descs;
+
 	usb_ep_autoconfig_reset(cdev->gadget);
 	return 0;
 
+err_free_old_descs:
+	composite_free_old_descs(cdev);
+err_free_vendor_descs:
+	composite_free_vendor_descs(cdev);
 err_purge_funcs:
+	composite_free_descs(cdev);
 	purge_configs_funcs(gi);
 err_comp_cleanup:
 	composite_dev_cleanup(cdev);
@@ -1383,6 +1401,10 @@ static void configfs_composite_unbind(struct usb_gadget *gadget)
 	cdev = get_gadget_data(gadget);
 	gi = container_of(cdev, struct gadget_info, cdev);
 
+	composite_free_old_descs(cdev);
+	composite_free_vendor_descs(cdev);
+	composite_free_descs(cdev);
+
 	kfree(otg_desc[0]);
 	otg_desc[0] = NULL;
 	purge_configs_funcs(gi);
-- 
1.9.1

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