linux-kernel - Re: [PATCH] misc: apds990x: Remove unnecessary return code in apds990x_power_state

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Date:   Tue, 14 Mar 2023 07:02:36 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Samu Onkalo <samu.p.onkalo@...ia.com>,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH] misc: apds990x: Remove unnecessary return code in
 apds990x_power_state_show()

On Tue, Mar 14, 2023 at 10:27:32AM +0900, Nobuhiro Iwamatsu wrote:
> In apds990x_power_state_show(), the return value of sprintf is returned, so
> 'return 0' is unnecessary. This remove 'return 0'.
> 
> Fixes: 92b1f84d46b2 ("drivers/misc: driver for APDS990X ALS and proximity sensors")
> Cc: stable@...r.kernel.org

Why is this needed for stable kernels?  It's dead code removal, no
actual functionality is changed.

thanks,

greg k-h