linux-kernel - Re: [PATCH V4] staging: rtl8192e: Fix signedness bug in rtllib_rx_assoc

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

Date:   Wed, 20 Apr 2022 18:41:26 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Haowen Bai <baihaowen@...zu.com>
Cc:     linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V4] staging: rtl8192e: Fix signedness bug in
 rtllib_rx_assoc_resp()

On Fri, Apr 15, 2022 at 03:21:35PM +0800, Haowen Bai wrote:
> The rtllib_rx_assoc_resp() function has a signedness bug because it's
> a declared as a u16 but it return -ENOMEM.  When you look at it more
> closely it returns a mix of error codes including 0xcafe, -ENOMEM, and
> a->status which is WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG.  This is a mess.
> 
> Clean it up to just return standard kernel error codes.  We can print
> out the a->status before returning a regular error code.  The printks
> in the caller need to be adjusted as well.
> 
> Signed-off-by: Haowen Bai <baihaowen@...zu.com>
> ---
> V1->V2: reduce return random value; print its own error message.
> V2->V3: change commit message; change s16 -> int.
> V3->V4: add message suggested by Dan Carpenter. If you look up what 
> a->status is, it can only be WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG which 
> is not worth preserving really.

I see 3 different v4 patches.  Obviously something went wrong, please
submit a new one, and properly number it and say what changed between
them all.

thanks,

greg k-h