From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-177.mta0.migadu.com (out-177.mta0.migadu.com [91.218.175.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 39D583BC68D for ; Mon, 27 Apr 2026 17:26:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.177 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777310770; cv=none; b=OJ+tg8EgErZxuqxlIucKUXJCchYu4Dt2cIkOLx7AQdCAPFgTVyJahXeM2KgByiFx52QbYdIjdyc0VbGF56qJEKrDZzl/VclzgzA6WdjN+TIuWq+wZtxn1x5OQDSyR4wz34kwlXlxFoiRe8AFSVmPrpFHTx0BFzxk7nZErImOPyM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777310770; c=relaxed/simple; bh=JG8mxS9i7QQZ6A/BJBB1M9zNmRM6umvWte7BVTi3Gos=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=RcwH0I+eEjYFuC35GvtYknj1MyrZX5+lnwVAZ4x+uIyY016f3Fsfaj4Owk17HiX3cuXhbPtymCWiCd8A5hwov6uJpZ9zdHsr99dfkPyNE/vyOhfX41PzvlcQufj1CfnCUK6aoJJegcZ+o5Ucmro0xaNdD9sA19rXvmr/1PrwgC0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=syeXzU9Q; arc=none smtp.client-ip=91.218.175.177 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="syeXzU9Q" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1777310756; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=0Wd0ztt1cxde3+fGD/1IJw2pKKT81J5P1qKg+eBGc9A=; b=syeXzU9QyDJ8aW3SRcVjkxpVJYsA5gTo25Xq/O/czeK8DZT91hKz+8/wwADDGUF+FaoVZ5 rznbhciY+O99TZZfU0XZbwlCRBk966EhookPYX1LR+XsXvA8IhxG1OiAOV8NN0BXKNB/d0 GBsNCLrIOR0Ev4NGkkiuGwJBU5OilNw= From: Thorsten Blum To: Sumit Semwal , Benjamin Gaignard , Brian Starkey , John Stultz , "T.J. Mercier" , =?UTF-8?q?Christian=20K=C3=B6nig?= Cc: Thorsten Blum , linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-kernel@vger.kernel.org Subject: [PATCH] dma-buf: heaps: use max3() in dma_heap_ioctl Date: Mon, 27 Apr 2026 19:25:21 +0200 Message-ID: <20260427172519.417333-3-thorsten.blum@linux.dev> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=755; i=thorsten.blum@linux.dev; h=from:subject; bh=JG8mxS9i7QQZ6A/BJBB1M9zNmRM6umvWte7BVTi3Gos=; b=owGbwMvMwCUWt7pQ4caZUj3G02pJDJnvZ///y9p5yaFJ4GPc2SNFdnkX35UtEbH1sdt8sLGhL 0KQf0ZaRykLgxgXg6yYIsuDWT9m+JbWVG4yidgJM4eVCWQIAxenAEykvIaRoUFa4TD3y46q+Llz vjOeXFa80Kq9Z0HER8XzbfMfu4vUSDP8T/mpcPZx0cdCWea9s8uCDGrX8sYunnL80NbUvV0CVoG 9/AA= X-Developer-Key: i=thorsten.blum@linux.dev; a=openpgp; fpr=1D60735E8AEF3BE473B69D84733678FD8DFEEAD4 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT Replace two nested max() calls with a single max3() in dma_heap_ioctl(). Signed-off-by: Thorsten Blum --- drivers/dma-buf/dma-heap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma-buf/dma-heap.c b/drivers/dma-buf/dma-heap.c index ac5f8685a649..52eec2ebb2e8 100644 --- a/drivers/dma-buf/dma-heap.c +++ b/drivers/dma-buf/dma-heap.c @@ -153,7 +153,7 @@ static long dma_heap_ioctl(struct file *file, unsigned int ucmd, in_size = 0; if ((ucmd & kcmd & IOC_OUT) == 0) out_size = 0; - ksize = max(max(in_size, out_size), drv_size); + ksize = max3(in_size, out_size, drv_size); /* If necessary, allocate buffer for ioctl argument */ if (ksize > sizeof(stack_kdata)) {