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Fri, 14 Apr 2023 08:43:49 -0700 (PDT) Received: from [192.168.2.177] ([207.188.167.132]) by smtp.gmail.com with ESMTPSA id r4-20020a05600c458400b003f0a090d798sm6510629wmo.18.2023.04.14.08.43.47 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 14 Apr 2023 08:43:48 -0700 (PDT) Message-ID: <3242b862-0e7c-b7e9-14cd-3fbcbb87ba04@gmail.com> Date: Fri, 14 Apr 2023 17:43:46 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Subject: Re: [PATCH] phy: mediatek: fix returning garbage Content-Language: en-US To: Tom Rix , chunkuang.hu@kernel.org, p.zabel@pengutronix.de, chunfeng.yun@mediatek.com, vkoul@kernel.org, kishon@kernel.org, angelogioacchino.delregno@collabora.com, nathan@kernel.org, ndesaulniers@google.com, granquet@baylibre.com Cc: dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev References: <20230414122253.3171524-1-trix@redhat.com> From: Matthias Brugger In-Reply-To: <20230414122253.3171524-1-trix@redhat.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230414_084353_539142_5964C051 X-CRM114-Status: GOOD ( 13.73 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 14/04/2023 14:22, Tom Rix wrote: > clang reports > drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:298:6: error: variable > 'ret' is uninitialized when used here [-Werror,-Wuninitialized] > if (ret) > ^~~ > ret should have been set by the preceding call to mtk_hdmi_pll_set_hw. > > Fixes: 45810d486bb4 ("phy: mediatek: add support for phy-mtk-hdmi-mt8195") > Signed-off-by: Tom Rix Reviewed-by: Matthias Brugger > --- > drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c > index abfc077fb0a8..c63294e451d6 100644 > --- a/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c > +++ b/drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c > @@ -292,9 +292,9 @@ static int mtk_hdmi_pll_calc(struct mtk_hdmi_phy *hdmi_phy, struct clk_hw *hw, > if (!(digital_div <= 32 && digital_div >= 1)) > return -EINVAL; > > - mtk_hdmi_pll_set_hw(hw, PLL_PREDIV, fbkdiv_high, fbkdiv_low, > - PLL_FBKDIV_HS3, posdiv1, posdiv2, txprediv, > - txposdiv, digital_div); > + ret = mtk_hdmi_pll_set_hw(hw, PLL_PREDIV, fbkdiv_high, fbkdiv_low, > + PLL_FBKDIV_HS3, posdiv1, posdiv2, txprediv, > + txposdiv, digital_div); > if (ret) > return -EINVAL; > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel