From nobody Sun Feb 8 13:27:43 2026 Received: from m16.mail.163.com (m16.mail.163.com [220.197.31.3]) (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 C998F1E5B73; Tue, 6 Jan 2026 06:20:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=220.197.31.3 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767680451; cv=none; b=POfMfauTrDaTPHfll0jkkuZYP6lhdlFdUqJqJBT+Mt+NqMLXStxQf2Z4xjtvKHr496TrlG0UOOYvaWqdnieC70r6C7HyUaTw0kYSs54A9R/YevhFGzKmTBGfUsbDI67PxPNY+K1sVnhYR+K+IAqdFDHVaoEMa/lZUQ9XeK0Luj4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767680451; c=relaxed/simple; bh=WC+rnQ1X+nMHAkD8JcF3uxEqWTfvpSZRL/5vhy3/fjk=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=ECpzaSY1xmAAkqKs47D7QkcEt3JjiNr3fRMlTjJijWLDxRJtBlu3VAv66jnZDo4ah300DlLPtl8QmHvxmRRqVftPDq8bYv9ueqjHtY8N3912L8VSlzShlipLyk7FufYXMUvx88vWSwnfKnVuIOQ7y88mkm5phkxb3wE6AMT8PXU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=hDZE4tT6; arc=none smtp.client-ip=220.197.31.3 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="hDZE4tT6" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=ZN J5tcQvIrFkdWp8DCDysE/zLyem/WpP44SjZeHCmTg=; b=hDZE4tT63gSQzCdwbo aGW/nudAnl8jGWduOA1ncQib9tB1jikMSWrr3ZMvMlTTyn06Mj6XowHqy8919gDk vY+tFOoouE5UUfMkGLse/JuEjpMO+9z8khlppvaGu6X4XSwfeCVt1/2iG5ElHQfC bzsupY5j4dJtk++GAbBaERU2E= Received: from liubaolin-VMware-Virtual-Platform.localdomain (unknown []) by gzsmtp4 (Coremail) with SMTP id PygvCgDnJMSmqVxpluOSKA--.192S2; Tue, 06 Jan 2026 14:20:26 +0800 (CST) From: Baolin Liu To: tytso@mit.edu, adilger.kernel@dilger.ca Cc: linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, Baolin Liu Subject: [PATCH v1] ext4: Remove redundant NULL check after __GFP_NOFAIL Date: Tue, 6 Jan 2026 14:20:16 +0800 Message-Id: <20260106062016.154573-1-liubaolin12138@163.com> X-Mailer: git-send-email 2.39.2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: PygvCgDnJMSmqVxpluOSKA--.192S2 X-Coremail-Antispam: 1Uf129KBjvdXoW7Gr1kZF48Jr4rZw4xCF13twb_yoW3Wrb_Ga y7Jr1kXrW3Krn29a1kGr1avryqvF1Igr1UZF95Kr93Z34DWr45uFWDZrsxZrZ8ur4xJF1D ur4qyr1UAFnagjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IUbQzV7UUUUU== X-CM-SenderInfo: xolxutxrol0iasrtmqqrwthudrp/xtbC6goG0GlcqaoqaQAA3D Content-Type: text/plain; charset="utf-8" From: Baolin Liu Remove redundant NULL check after kcalloc() with GFP_NOFS | __GFP_NOFAIL. Signed-off-by: Baolin Liu --- fs/ext4/extents.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 2cf5759ba689..0bee702ca663 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -2944,10 +2944,6 @@ int ext4_ext_remove_space(struct inode *inode, ext4_= lblk_t start, } else { path =3D kcalloc(depth + 1, sizeof(struct ext4_ext_path), GFP_NOFS | __GFP_NOFAIL); - if (path =3D=3D NULL) { - ext4_journal_stop(handle); - return -ENOMEM; - } path[0].p_maxdepth =3D path[0].p_depth =3D depth; path[0].p_hdr =3D ext_inode_hdr(inode); i =3D 0; --=20 2.39.2