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] [day] [month] [year] [list]
Date:   Wed, 23 Nov 2016 10:00:14 -0500
From:   "John W. Linville" <>
To:     Michael Chan <>
Subject: Re: [PATCH ethtool] ethtool: Fix the "advertise" parameter logic.

On Tue, Nov 22, 2016 at 06:55:47PM -0500, Michael Chan wrote:
> From: Michael Chan <>
> The current code ignores the value of the advertise parameter.  For example,
> ethtool -s ethx advertise 0x1000
> The full_advertising_wanted parameter of 0x1000 is not passed to the kernel.
> The reason is that advertising_wanted is NULL in this case, and ethtool
> will think that the user has given no advertisement input and so it will
> proceed to pass all supported advertisement speeds to the kernel.
> The older legacy ethtool with similar logic worked because
> advertising_wanted was an integer and could take on -1 and 0.  It would pass
> the full_advertising_wanted value if advertising_wanted == -1.
> This fix is to pass all supported advertisement speeds only when both
> advertising_wanted == NULL && full_advertising_wanted == NULL.
> Signed-off-by: Michael Chan <>

Thanks, Michael -- merging...

John W. Linville		Someday the world will need a hero, and you			might be all we have.  Be ready.

Powered by blists - more mailing lists