[{"id":3676529,"web_url":"http://patchwork.ozlabs.org/comment/3676529/","msgid":"","list_archive_url":null,"date":"2026-04-13T08:05:04","subject":"Re: [PATCH] media: tegra-video: tegra210: remove redundant NULL\n check in dequeue_buf_done","submitter":{"id":389,"url":"http://patchwork.ozlabs.org/api/people/389/","name":"Dan Carpenter","email":"error27@gmail.com"},"content":"On Sun, Apr 12, 2026 at 05:24:16PM +0000, Hungyu Lin wrote:\n> list_first_entry() does not returns NULL when the list is known to be\n> non-empty. The NULL check before list_del_init() is therefore\n> redundant.\n> \n> Remove the unnecessary check.\n> \n> Signed-off-by: Hungyu Lin \n> ---\n\nThanks!\n\nReviewed-by: Dan Carpenter \n\nregards,\ndan carpenter","headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-tegra@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20251104 header.b=ineHvU4g;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c09:e001:a7::12fc:5321; helo=sto.lore.kernel.org;\n envelope-from=linux-tegra+bounces-13736-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)","smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com\n header.b=\"ineHvU4g\"","smtp.subspace.kernel.org;\n arc=none smtp.client-ip=209.85.128.50","smtp.subspace.kernel.org;\n dmarc=pass (p=none dis=none) header.from=gmail.com","smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=gmail.com"],"Received":["from sto.lore.kernel.org (sto.lore.kernel.org\n [IPv6:2600:3c09:e001:a7::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fvKhY1sxXz1yDF\n\tfor ; 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