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ziggy.stardust ([213.195.113.243]) by smtp.gmail.com with ESMTPSA id n1sm7120753wrw.52.2020.02.18.08.27.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 18 Feb 2020 08:27:58 -0800 (PST) Subject: Re: [PATCH -next] pinctrl: mediatek: remove set but not used variable 'e' To: YueHaibing , sean.wang@kernel.org, linus.walleij@linaro.org, light.hsieh@mediatek.com Cc: linux-mediatek@lists.infradead.org, linux-gpio@vger.kernel.org, linux-arm-kernel@listd.org, linux-kernel@vger.kernel.org References: <20200218023625.14324-1-yuehaibing@huawei.com> From: Matthias Brugger Autocrypt: addr=matthias.bgg@gmail.com; prefer-encrypt=mutual; keydata= mQINBFP1zgUBEAC21D6hk7//0kOmsUrE3eZ55kjc9DmFPKIz6l4NggqwQjBNRHIMh04BbCMY fL3eT7ZsYV5nur7zctmJ+vbszoOASXUpfq8M+S5hU2w7sBaVk5rpH9yW8CUWz2+ZpQXPJcFa OhLZuSKB1F5JcvLbETRjNzNU7B3TdS2+zkgQQdEyt7Ij2HXGLJ2w+yG2GuR9/iyCJRf10Okq gTh//XESJZ8S6KlOWbLXRE+yfkKDXQx2Jr1XuVvM3zPqH5FMg8reRVFsQ+vI0b+OlyekT/Xe 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uE7i1H9r/2/UXLd+pY82zcXhFrfmKuCDmOkB5xPsOMVQJH8I0/lbqfLAqfsxSb/X1VKaP243 jzi+DzD9cvj2K6eD5j5kcKJJQactXqfJvF1Eb+OnxlB1BCLE8D1rNkPO5O742Mq3MgDmq19l +abzEL6QDAAxn9md8KwrA3RtucNh87cHlDXfUBKa7SRvBjTczDg+HEPNk2u3hrz1j3l2rliQ y1UfYx7Vk/TrdwUIJgKS8QAr8Lw9WuvY2hSqL9vEjx8VAkPWNWPwrQ== Message-ID: <87f87073-6f0c-0b54-2f77-eaab1147eb28@gmail.com> Date: Tue, 18 Feb 2020 17:27:57 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <20200218023625.14324-1-yuehaibing@huawei.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org On 18/02/2020 03:36, YueHaibing wrote: > drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c: In function mtk_hw_pin_field_lookup: > drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c:70:39: warning: > variable e set but not used [-Wunused-but-set-variable] > > Since commit 3de7deefce69 ("pinctrl: mediatek: Check gpio pin > number and use binary search in mtk_hw_pin_field_lookup()"), > it is not used any more, so remove it, also remove redundant > assignment to variable c, it will be assigned a new value later > before used. > > Reported-by: Hulk Robot > Signed-off-by: YueHaibing Reviewed-by: Matthias Brugger > --- > drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c | 4 +--- > 1 file changed, 1 insertion(+), 3 deletions(-) > > diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c > index 1da9425..d3169a8 100644 > --- a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c > +++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c > @@ -67,7 +67,7 @@ static int mtk_hw_pin_field_lookup(struct mtk_pinctrl *hw, > const struct mtk_pin_desc *desc, > int field, struct mtk_pin_field *pfd) > { > - const struct mtk_pin_field_calc *c, *e; > + const struct mtk_pin_field_calc *c; > const struct mtk_pin_reg_calc *rc; > int start = 0, end, check; > bool found = false; > @@ -82,8 +82,6 @@ static int mtk_hw_pin_field_lookup(struct mtk_pinctrl *hw, > } > > end = rc->nranges - 1; > - c = rc->range; > - e = c + rc->nranges; > > while (start <= end) { > check = (start + end) >> 1; >