From patchwork Fri Jun 28 15:28:04 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin King X-Patchwork-Id: 11022665 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2957414E5 for ; Fri, 28 Jun 2019 15:28:12 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1AD54287A0 for ; Fri, 28 Jun 2019 15:28:12 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0EB67287B8; Fri, 28 Jun 2019 15:28:12 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 013C6287A4 for ; Fri, 28 Jun 2019 15:28:10 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 759106E94E; Fri, 28 Jun 2019 15:28:08 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from youngberry.canonical.com (youngberry.canonical.com [91.189.89.112]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2A9706E94E; Fri, 28 Jun 2019 15:28:07 +0000 (UTC) Received: from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1hgsnE-0004FY-Lr; Fri, 28 Jun 2019 15:28:04 +0000 From: Colin King To: Rex Zhu , Evan Quan , Alex Deucher , =?utf-8?q?Christian_K=C3=B6nig?= , David Zhou , David Airlie , Daniel Vetter , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH][next] drm/amd/powerplay: remove a less than zero uint32_t check Date: Fri, 28 Jun 2019 16:28:04 +0100 Message-Id: <20190628152804.16954-1-colin.king@canonical.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Colin Ian King The check to see if the uint32_t variable 'size' is less than zero is redundant as it is unsigned and can never be less than zero. Remove this redundant check. Addresses-Coverity: ("Unsigned compared to zero") Signed-off-by: Colin Ian King Acked-by: Slava Abramov --- drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c index ac151da..6ea48d6 100644 --- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c @@ -1043,9 +1043,6 @@ static int navi10_set_power_profile_mode(struct smu_context *smu, long *input, u } if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) { - if (size < 0) - return -EINVAL; - ret = smu_update_table(smu, SMU_TABLE_ACTIVITY_MONITOR_COEFF | WORKLOAD_PPLIB_CUSTOM_BIT << 16, (void *)(&activity_monitor), false);