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  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:   Wed, 12 Aug 2020 10:46:28 -0700
From:   Jakub Kicinski <>
To:     Stefan Assmann <>
Subject: Re: [PATCH] i40e: fix uninitialized variable in

On Wed, 12 Aug 2020 16:39:50 +0200 Stefan Assmann wrote:
> drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c: In function ‘i40e_set_vsi_promisc’:
> drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c:1176:14: error: ‘aq_ret’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
>   i40e_status aq_ret;

What's your compiler? I don't see it on GCC 10.1.

> In case the code inside the if statement and the for loop does not get
> executed aq_ret will be uninitialized when the variable gets returned at
> the end of the function.

I think it'd be a better fix to make num_vlans unsigned.

Powered by blists - more mailing lists