From mboxrd@z Thu Jan 1 00:00:00 1970 From: Miquel Raynal Subject: Re: [PATCH][next] drm/rockchip: lvds: ensure ret is assigned before checking for an error Date: Mon, 3 Aug 2020 08:46:45 +0200 Message-ID: <20200803084645.442b5178@xps13> References: <20200714190003.744069-1-colin.king@canonical.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Return-path: In-Reply-To: <20200714190003.744069-1-colin.king@canonical.com> Sender: kernel-janitors-owner@vger.kernel.org To: Colin King Cc: Sandy Huang , Heiko =?UTF-8?B?U3TDvGJuZXI=?= , David Airlie , Daniel Vetter , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-rockchip.vger.kernel.org Hello, Colin King wrote on Tue, 14 Jul 2020 20:00:03 +0100: > From: Colin Ian King > > Currently there are two places where the return status in ret is being > checked for an error however the assignment of ret has been omitted > making the checks redundant. Fix this by adding in the missing assignments > of ret. > > Addresses-Coverity: ("Logically dead code") > Fixes: cca1705c3d89 ("drm/rockchip: lvds: Add PX30 support") > Signed-off-by: Colin Ian King > --- > drivers/gpu/drm/rockchip/rockchip_lvds.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/rockchip/rockchip_lvds.c b/drivers/gpu/drm/rockchip/rockchip_lvds.c > index 63f967902c2d..b45c618b9793 100644 > --- a/drivers/gpu/drm/rockchip/rockchip_lvds.c > +++ b/drivers/gpu/drm/rockchip/rockchip_lvds.c > @@ -499,11 +499,11 @@ static int px30_lvds_probe(struct platform_device *pdev, > if (IS_ERR(lvds->dphy)) > return PTR_ERR(lvds->dphy); > > - phy_init(lvds->dphy); > + ret = phy_init(lvds->dphy); > if (ret) > return ret; > > - phy_set_mode(lvds->dphy, PHY_MODE_LVDS); > + ret = phy_set_mode(lvds->dphy, PHY_MODE_LVDS); > if (ret) > return ret; > I thought I (or Heiko) already sent a patch for that but apparently not... Reviewed-by: Miquel Raynal Thanks, Miquèl