netdev - Re: [PATCH v2] selftest: net: Fix error message if empty variable

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Message-ID: <aNaOhkKMbZ0Rytex@horms.kernel.org>
Date: Fri, 26 Sep 2025 14:00:54 +0100
From: Simon Horman <horms@...nel.org>
To: Alessandro Zanni <alessandro.zanni87@...il.com>
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
	pabeni@...hat.com, shuah@...nel.org, netdev@...r.kernel.org,
	linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] selftest: net: Fix error message if empty variable

On Thu, Sep 25, 2025 at 03:28:23PM +0200, Alessandro Zanni wrote:
> Fix to avoid cases where the `res` shell variable is
> empty in script comparisons.
> The comparison has been modified into string comparison to
> handle other possible values the variable could assume.
> 
> The issue can be reproduced with the command:
> make kselftest TARGETS=net
> 
> It solves the error:
> ./tfo_passive.sh: line 98: [: -eq: unary operator expected
> 
> Signed-off-by: Alessandro Zanni <alessandro.zanni87@...il.com>
> ---
> 
> Notes:
>     v2: edit condition to handle strings

Thanks. This seems more robust to me.

Reviewed-by: Simon Horman <horms@...nel.org>