From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-dy1-f178.google.com (mail-dy1-f178.google.com [74.125.82.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7F22236F917 for ; Sat, 10 Oct 2026 08:35:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.178 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791621322; cv=none; b=S4YUvcHsvL2v/aLIBV122xevhoXMtz6S2hAPd8h90XD8LZtq47WfBg4rGIAuMzhdI+STwHMz6nbjzVv2wI6afpsXUIwlU4Ei0xaPt44t2P2aHKVpVdv9g61Omf6JlWO98JhfAq4M5CxoyasDym5GQwnj7qa/JUfgzvTBcxzK0rY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791621322; c=relaxed/simple; bh=5mdUzxIr2uleWa+kpKhc7DCtFAC4LuwwFGfpuLa97ZE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=pFWzZ0lwzsFL7Enf4mpYtRTENFjEe9BGmdPli169Ayz2h/OK56FiiInQ2n9x4hPiRPnjOJVvIltmNXN9G8jrZDcKOy7KBcj/aIopPlW9/bu5fygJBU5GOdo962ikxpOCSuXSrO7+B4wGpzcL7R/nf2MRN5BOkAOwsYZErF7tsfk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=aayushk.dev; spf=pass smtp.mailfrom=gmail.com; arc=none smtp.client-ip=74.125.82.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=aayushk.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-dy1-f178.google.com with SMTP id 5a478bee46e88-3518cbe59b0so300853eec.0 for ; Sat, 10 Oct 2026 01:35:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1791621320; x=1792226120; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=njAznGdYasKrT1/VCSuQJgMHPzKgYQg5CyE2w0aynkE=; b=tj5wogyw28nk7Gy6kmYo+OWAWK+8Ps7sPGNFvZIBrjG2NyX2aIiskb2Ohb/miVw2Wy 7dpRy3VTLQuISNJIQUz0Kga2y1Vh9ee+gzxuJWjV2VRhX6Z53/b4S+hrP4UsJFFoF7Ts GdrQw+r7pd2oEwY804hek6SbVo3+GQL18zm8gWCYgZ9uofe/9SG2WmAl5O4NaM+ceTjs UaRPUWsE4J/6mxJvlDd0j955L9y7oW4tpFp/+P7mQ01W4wX3UJO7OepHplKpds693Q5v bTxEfKCD8lb8GXBm4Ge8RBnxKKv1101j2RyLecnI7MXiPDPZNosDHuE9qz/EYjItXMDi +lUQ== X-Forwarded-Encrypted: i=1; AKwUvBz/jjofII5REI0+oNCVWSA2J0JNhwit7kw7tZda4+Hnert4zDvLEqHqd3JAscLGmRgeNk8uoZmxF6eWpbI=@vger.kernel.org X-Gm-Message-State: AFq9FYKaW1EaYhO84rxmFsaynOXnB3MJsI5MnhzCrrEZbAeaNAPS+c77 hOOArx31qX2LyxdeabQ7LYicUz/ToBqyerYoSvkI8EB1IWTxGEcORepq X-Gm-Gg: AYBFou0eDKr3fDKeBUqXkV6IVXz2NF5yUiDkMn1QCa/d64YzDsQWwFp/4No7T9KXrkn UrvXqO14c7GSD8PQ2XtPsjB4qgNcl/d3JpnJ+tUNOf2DWuKMe7TtrZ2gi/QmcvlEus3F/BTSSha 9LfQfyNXXH29ZFvtSeNPaDgU4v9QeT9OZlZ2sVk5vmtpxf8xTQTnaFjB7qPWppeLYmnVY2GMGmk W8dhMZcma5IowbfQUsg19SHTMpsn0/Jy/O7cnKuE5vNoDH3SJ3uCJWB1RHo7Jx3aZbLDlgLasi3 wHn5V44n79p/FCGnTcKhS9rcBDGOPpWOhiKtlpLInWT1yhMu97RETNPbYbX4H+EIVOo137NY6UL 6nqRxMI47PhJeE4sgLrjaoRbjCBu4TBk0ghI1M7KlXLEG1RLUIEC8p/AQR8uMhMS4nG3Abw3Jeh mIeATN6NolQGXJ+mHBQPaJglOMVa85g4/owe2zcKGrX+XviprtDm47rsyoQ8rw X-Received: by 2002:a05:693c:87cd:20b0:353:5d7a:cabe with SMTP id 5a478bee46e88-3536c53930dmr6687600eec.13.1791621320473; Sat, 10 Oct 2026 01:35:20 -0700 (PDT) Received: from linmach ([182.156.30.23]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3537c841579sm12689858eec.4.2026.10.10.01.35.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 10 Oct 2026 01:35:20 -0700 (PDT) From: Aayush Kumar To: Mark Brown Cc: David Laight , linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, Aayush Kumar Subject: [PATCH v2 3/3] spi: s3c64xx: Use snprintf() instead of sprintf() Date: Sat, 10 Oct 2026 14:05:04 +0530 Message-ID: <20261010083504.26261-4-code@aayushk.dev> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261010083504.26261-1-code@aayushk.dev> References: <20261010083504.26261-1-code@aayushk.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Aayush Kumar Use snprintf() instead of sprintf() to avoid potential buffer overflows when formatting the clock name. Signed-off-by: Aayush Kumar --- drivers/spi/spi-s3c64xx.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 8d4120cf9..8195bf376 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -1331,7 +1331,8 @@ static int s3c64xx_spi_probe(struct platform_device *pdev) return dev_err_probe(&pdev->dev, PTR_ERR(sdd->clk), "Unable to acquire clock 'spi'\n"); - sprintf(clk_name, "spi_busclk%d", sci->src_clk_nr); + snprintf(clk_name, sizeof(clk_name), "spi_busclk%d", + sci->src_clk_nr); sdd->src_clk = devm_clk_get_enabled(&pdev->dev, clk_name); if (IS_ERR(sdd->src_clk)) return dev_err_probe(&pdev->dev, PTR_ERR(sdd->src_clk), -- 2.56.0