From patchwork Thu Aug 24 07:36:59 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Lee Jones X-Patchwork-Id: 13363657 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D0AD4C3DA6F for ; Thu, 24 Aug 2023 07:38:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=TLkSGziKmL3UuiEWoplsdxs9nMA/G606Ujajc+yKAG8=; b=jWPf6QLODIgzcO M9zscKIfaqCUF+V2rrGRxw3uMuhN9grpRmUrgqj+vcQ8ILy36So1xT/V3nGOdh4oARR9i5rdAKdlg Wqb9uYuTBzhDC/Yu8QznLSPbGYFpntfz9swVuo3nAUDhHu5gGyoHzME5aMLyWgWWcTy93JVbKfXPJ eGqWPkbgisyAaqwx3gDuvVHGdvI7/jFEOi8hNc4S+AAe6aYx5RKZ6WRP7UaaLhmcnHXiw6eZgjPAy VVKX6s3iPULybgwjD9pR7b7dy7jLAAZ3XJDc/XjVh62UTYxhf8nr1Bx1R+PyrOQMk4sUcjOkL7KNC jAmjIaV2dZxrfzqYNrxw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qZ4uv-002Qhm-2q; Thu, 24 Aug 2023 07:38:09 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qZ4us-002Qfn-2p for linux-arm-kernel@lists.infradead.org; Thu, 24 Aug 2023 07:38:08 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 6080662349; Thu, 24 Aug 2023 07:38:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id F4046C433C7; Thu, 24 Aug 2023 07:38:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1692862685; bh=Dk8iyOyFggoB4EAzE/YjAU2+gPq8/lElJKWAaFnOoqA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vFMzcDocYu5qJE0nqzVZdFuYHkgjWFhcb+ESDiqEszUjE9SMw3zgXQukSHH1cxzzD R7fOHxw628wRKYtkeWd4BpUiY+hOMkJjFgm4pXVW9Odzu8qLYXPOmByNyGVvRIDy1s 5JCNl8iVNNE2gKRU5wFOI5Zy60P05USK3PMSWYAPgs6xNvi2FtuCJHmMe3dhpwIV5x GbnayJBlAWUHp8AOfJXapQJwWtCZbG8sNT9goXD2FZ3Np1FpknuDs/BWi6DoaE9+qx 3sjSKiYBYrqJz/NBRIYkvNeHXdo9A6niRzQfJIjzA7XmK4nNKHbDlMGwMSXQECZK/J E0NwxFh8smr0A== From: Lee Jones To: lee@kernel.org Cc: linux-kernel@vger.kernel.org, Philipp Zabel , David Airlie , Daniel Vetter , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 14/20] drm/imx/ipuv3/imx-ldb: Increase buffer size to ensure all possible values can be stored Date: Thu, 24 Aug 2023 08:36:59 +0100 Message-ID: <20230824073710.2677348-15-lee@kernel.org> X-Mailer: git-send-email 2.42.0.rc1.204.g551eb34607-goog In-Reply-To: <20230824073710.2677348-1-lee@kernel.org> References: <20230824073710.2677348-1-lee@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230824_003806_956150_B5157C34 X-CRM114-Status: GOOD ( 16.54 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org When converting from int to string, we must allow for up to 10-chars (2147483647). Fixes the following W=1 kernel build warning(s): drivers/gpu/drm/imx/ipuv3/imx-ldb.c: In function ‘imx_ldb_probe’: drivers/gpu/drm/imx/ipuv3/imx-ldb.c:659:39: warning: ‘_sel’ directive writing 4 bytes into a region of size between 3 and 13 [-Wformat-overflow=] drivers/gpu/drm/imx/ipuv3/imx-ldb.c:659:17: note: ‘sprintf’ output between 8 and 18 bytes into a destination of size 16 Signed-off-by: Lee Jones --- Cc: Philipp Zabel Cc: David Airlie Cc: Daniel Vetter Cc: Shawn Guo Cc: Sascha Hauer Cc: Pengutronix Kernel Team Cc: Fabio Estevam Cc: NXP Linux Team Cc: dri-devel@lists.freedesktop.org Cc: linux-arm-kernel@lists.infradead.org --- drivers/gpu/drm/imx/ipuv3/imx-ldb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/imx/ipuv3/imx-ldb.c b/drivers/gpu/drm/imx/ipuv3/imx-ldb.c index c45fc8f4744d0..0404781dcd176 100644 --- a/drivers/gpu/drm/imx/ipuv3/imx-ldb.c +++ b/drivers/gpu/drm/imx/ipuv3/imx-ldb.c @@ -654,7 +654,7 @@ static int imx_ldb_probe(struct platform_device *pdev) * Map them all to di0_sel...di3_sel. */ for (i = 0; i < 4; i++) { - char clkname[16]; + char clkname[18]; sprintf(clkname, "di%d_sel", i); imx_ldb->clk_sel[i] = devm_clk_get(imx_ldb->dev, clkname);