linux-kernel - [PATCH v2 04/29] usb: gadget: configfs: fix error path

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-id: <1448621963-32040-5-git-send-email-r.baldyga@samsung.com>
Date:	Fri, 27 Nov 2015 11:58:58 +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 04/29] usb: gadget: configfs: fix error path

As usb_gstrings_attach() failure can happen when some USB functions are
are already added to some configurations (in previous loop iterations),
we should always call purge_configs_funcs() to be sure that failure is
be handled properly.

Signed-off-by: Robert Baldyga <r.baldyga@...sung.com>
---
 drivers/usb/gadget/configfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c
index 163d305..0557f80 100644
--- a/drivers/usb/gadget/configfs.c
+++ b/drivers/usb/gadget/configfs.c
@@ -1342,7 +1342,7 @@ static int configfs_composite_bind(struct usb_gadget *gadget,
 			s = usb_gstrings_attach(&gi->cdev, cfg->gstrings, 1);
 			if (IS_ERR(s)) {
 				ret = PTR_ERR(s);
-				goto err_comp_cleanup;
+				goto err_purge_funcs;
 			}
 			c->iConfiguration = s[0].id;
 		}
-- 
1.9.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/