From: "Geyslan G. Bem" <geyslan@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: kernel-br@googlegroups.com, "Geyslan G. Bem" <geyslan@gmail.com>,
Mauro Carvalho Chehab <m.chehab@samsung.com>,
Hans Verkuil <hans.verkuil@cisco.com>,
Peter Senna Tschudin <peter.senna@gmail.com>,
Ezequiel Garcia <elezegarcia@gmail.com>,
Johannes Erdfelt <johannes@erdfelt.com>,
linux-media@vger.kernel.org (open list:MEDIA INPUT INFRA...)
Subject: [PATCH] usb: cx231xx: Fix explicit freed pointer dereference
Date: Wed, 20 Nov 2013 17:51:23 -0300 [thread overview]
Message-ID: <1384980697-4696-1-git-send-email-geyslan@gmail.com> (raw)
Put kfree after the 'clear_bit()' call.
Signed-off-by: Geyslan G. Bem <geyslan@gmail.com>
---
drivers/media/usb/cx231xx/cx231xx-cards.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c b/drivers/media/usb/cx231xx/cx231xx-cards.c
index e9d017b..528cce9 100644
--- a/drivers/media/usb/cx231xx/cx231xx-cards.c
+++ b/drivers/media/usb/cx231xx/cx231xx-cards.c
@@ -1412,8 +1412,8 @@ err_v4l2:
usb_set_intfdata(interface, NULL);
err_if:
usb_put_dev(udev);
- kfree(dev);
clear_bit(dev->devno, &cx231xx_devused);
+ kfree(dev);
return retval;
}
--
1.8.4.2
reply other threads:[~2013-11-20 20:57 UTC|newest]
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