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  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]
Date:	Mon, 20 Jan 2014 13:02:38 +0800
From:	Jason Wang <>
To:	David Miller <>
Subject: Re: [PATCH net] tun: handle copy failure in tun_put_user()

On 01/20/2014 11:48 AM, David Miller wrote:
> From: Jason Wang <>
> Date: Mon, 20 Jan 2014 11:16:48 +0800
>> This patch return the error code of copy helpers in tun_put_user() instead of
>> ignoring them.
>> Cc: Michael S. Tsirkin <>
>> Signed-off-by: Jason Wang <>
> If you perform some of the copy successfully, you have to report that
> length rather than just an error.
> Otherwise userland has no way to determine how much of the data was
> successfully sourced.
> I'm not applying this, sorry.

Right, looks like we need more changes in tun to return the accurate
length copied in this case.
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

Powered by blists - more mailing lists