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: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date:   Tue, 19 Feb 2019 13:16:09 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     jasowang@...hat.com
Cc:     mst@...hat.com, kvm@...r.kernel.org,
        virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net V2] vhost: correctly check the return value of
 translate_desc() in log_used()

From: Jason Wang <jasowang@...hat.com>
Date: Tue, 19 Feb 2019 14:53:44 +0800

> When fail, translate_desc() returns negative value, otherwise the
> number of iovs. So we should fail when the return value is negative
> instead of a blindly check against zero.
> 
> Detected by CoverityScan, CID# 1442593:  Control flow issues  (DEADCODE)
> 
> Fixes: cc5e71075947 ("vhost: log dirty page correctly")
> Acked-by: Michael S. Tsirkin <mst@...hat.com>
> Reported-by: Stephen Hemminger <stephen@...workplumber.org>
> Signed-off-by: Jason Wang <jasowang@...hat.com>

Applied and queued up for -stable, thanks.

Powered by blists - more mailing lists