linux-kernel - [patch 2/4] skd: use after free bugs in debug code

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Message-ID: <20130913075625.GF19211@elgon.mountain>
Date:	Fri, 13 Sep 2013 10:56:25 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Jens Axboe <axboe@...nel.dk>
Cc:	Jeff Moyer <jmoyer@...hat.com>,
	Ramprasad Chinthekindi <rchinthekindi@...c-inc.com>,
	Akhil Bhansali <abhansali@...c-inc.com>,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [patch 2/4] skd: use after free bugs in debug code

We've freed "skdev" but the debug code dereferences it.  I've just
removed the printk() entirely.

Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

diff --git a/drivers/block/skd_main.c b/drivers/block/skd_main.c
index dfd05a9..f892d95 100644
--- a/drivers/block/skd_main.c
+++ b/drivers/block/skd_main.c
@@ -4919,8 +4919,6 @@ static void skd_destruct(struct skd_device *skdev)
 
 	VPRINTK(skdev, "skdev\n");
 	kfree(skdev);
-
-	DPRINTK(skdev, "VICTORY\n");
 }
 
 static void skd_free_skcomp(struct skd_device *skdev)
--
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