netdev - Re: [PATCH v2] typhoon: Use request

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 for Android: free password hash cracker in your pocket

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

Message-Id: <20090302.015315.181629191.davem@davemloft.net>
Date:	Mon, 02 Mar 2009 01:53:15 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	dave@...dillows.org
Cc:	ben@...adent.org.uk, netdev@...r.kernel.org
Subject: Re: [PATCH v2] typhoon: Use request_firmware()

From: David Dillow <dave@...dillows.org>
Date: Mon, 02 Mar 2009 02:56:19 -0500

> On Sun, 2009-03-01 at 20:29 -0800, David Miller wrote:
> > +
> > +	typhoon_fw_image = kmalloc(typhoon_fw->size, GFP_KERNEL);
> > +	if (!typhoon_fw_image) {
> > +		err = -ENOMEM;
> > +		goto out_err;
> >  	}
> 
> You never copied the image into the kmalloc'd memory, so you upload
> garbage.
> 
> Fix that and I think it will be OK.

Good catch, I've checked in the following fix:

typhoon: Add missing firmware copy.

Noticed by David Dillow.

Signed-off-by: David S. Miller <davem@...emloft.net>
---
 drivers/net/typhoon.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c
index ec2541c..9bba787 100644
--- a/drivers/net/typhoon.c
+++ b/drivers/net/typhoon.c
@@ -1377,6 +1377,7 @@ typhoon_request_firmware(struct typhoon *tp)
 		err = -ENOMEM;
 		goto out_err;
 	}
+	memcpy(typhoon_fw_image, typhoon_fw->data, typhoon_fw->size);
 
 	return 0;
 
-- 
1.6.1.2.253.ga34a

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html