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charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable In-Reply-To: <8943f0acd2944144b21b5796c07e79ff5e707aaf.camel@perches.com> References: <20210207041858.3317171-1-swboyd@chromium.org> <8943f0acd2944144b21b5796c07e79ff5e707aaf.camel@perches.com> Subject: Re: [PATCH] drm/msm/dp: Add a missing semi-colon From: Stephen Boyd Cc: linux-kernel@vger.kernel.org, Sean Paul , Kuogee Hsieh , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, Lee Jones To: Andrew Morton , Joe Perches , Rob Clark Date: Mon, 08 Feb 2021 10:57:07 -0800 Message-ID: <161281062730.76967.14597290603195200219@swboyd.mtv.corp.google.com> User-Agent: alot/0.9.1 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Quoting Joe Perches (2021-02-06 21:06:54) > On Sat, 2021-02-06 at 20:18 -0800, Stephen Boyd wrote: > > A missing semicolon here causes my external display to stop working. > > Indeed, missing the semicolon on the return statement leads to > > dp_panel_update_tu_timings() not existing because the compiler thinks > > it's part of the return statement of a void function, so it must not be > > important. > >=20 > > =C2=A0=C2=A0$ ./scripts/bloat-o-meter before.o after.o > > =C2=A0=C2=A0add/remove: 1/1 grow/shrink: 0/1 up/down: 7400/-7540 (-140) > > =C2=A0=C2=A0Function old new = delta > > =C2=A0=C2=A0dp_panel_update_tu_timings - 7400 = +7400 > > =C2=A0=C2=A0_dp_ctrl_calc_tu.constprop 18024 17900 = -124 > > =C2=A0=C2=A0dp_panel_update_tu_timings.constprop 7416 - = -7416 > > =C2=A0=C2=A0Total: Before=3D54440, After=3D54300, chg -0.26% > >=20 > > Add a semicolon so this function works like it used to. > [] > > diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/= dp_ctrl.c > [] > > @@ -631,7 +631,7 @@ static void _dp_ctrl_calc_tu(struct dp_tu_calc_inpu= t *in, > > =C2=A0 > >=20 > > =C2=A0 tu =3D kzalloc(sizeof(*tu), GFP_KERNEL); > > =C2=A0 if (!tu) > > - return > > + return; > > =C2=A0 > >=20 > > =C2=A0 dp_panel_update_tu_timings(in, tu); >=20 > Wow, that's really unfortunate that dp_panel_update_tu_timings > is also void. >=20 > Perhaps this as YA checkpatch warning: >=20 > --- Acked-by: Stephen Boyd From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AB0B2C433E0 for ; Mon, 8 Feb 2021 18:57:11 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4801D64EB1 for ; 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Mon, 08 Feb 2021 10:57:09 -0800 (PST) Received: from chromium.org ([2620:15c:202:201:751a:ba0b:8918:c305]) by smtp.gmail.com with ESMTPSA id r15sm20452075pgh.39.2021.02.08.10.57.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Feb 2021 10:57:08 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <8943f0acd2944144b21b5796c07e79ff5e707aaf.camel@perches.com> References: <20210207041858.3317171-1-swboyd@chromium.org> <8943f0acd2944144b21b5796c07e79ff5e707aaf.camel@perches.com> Subject: Re: [PATCH] drm/msm/dp: Add a missing semi-colon From: Stephen Boyd To: Andrew Morton , Joe Perches , Rob Clark Date: Mon, 08 Feb 2021 10:57:07 -0800 Message-ID: <161281062730.76967.14597290603195200219@swboyd.mtv.corp.google.com> User-Agent: alot/0.9.1 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sean Paul , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Kuogee Hsieh , Lee Jones , freedreno@lists.freedesktop.org Content-Type: text/plain; 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