linux-kernel - Re: [PATCH] phy: sun4i-usb: Fix a W=1 compilation failure

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Message-ID: <ZSkwlILa0fjh7cop@matsya>
Date:   Fri, 13 Oct 2023 17:27:08 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Kishon Vijay Abraham I <kishon@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc:     linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        linux-phy@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev
Subject: Re: [PATCH] phy: sun4i-usb: Fix a W=1 compilation failure

On 13-10-23, 16:13, Vinod Koul wrote:
> 
> On Sun, 03 Sep 2023 12:11:06 +0200, Christophe JAILLET wrote:
> > With gcc 12.3.0, when this file is built, we get errors such as:
> > 
> > drivers/phy/allwinner/phy-sun4i-usb.c: In function ‘sun4i_usb_phy_probe’:
> > drivers/phy/allwinner/phy-sun4i-usb.c:790:52: error: ‘_vbus’ directive output may be truncated writing 5 bytes into a region of size between 2 and 12 [-Werror=format-truncation=]
> >   790 |                 snprintf(name, sizeof(name), "usb%d_vbus", i);
> >       |                                                    ^~~~~
> > drivers/phy/allwinner/phy-sun4i-usb.c:790:17: note: ‘snprintf’ output between 10 and 20 bytes into a destination of size 16
> >   790 |                 snprintf(name, sizeof(name), "usb%d_vbus", i);
> >       |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > 
> > [...]
> 
> Applied, thanks!
> 
> [1/1] phy: sun4i-usb: Fix a W=1 compilation failure
>       commit: 9e34abc7abfac781df909891c8d53781f607105d

FWIW, I have modified patch title to reflect the change it introduces
while applying

-- 
~Vinod