From patchwork Mon Jul 15 07:36:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiao Ni X-Patchwork-Id: 13733020 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (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 80F343EA98 for ; Mon, 15 Jul 2024 07:36:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721029017; cv=none; b=QKXS8JJ+6iFtiY/Or21eRYIbF+s6IxoAk/LAA4ez89Lj/L0vCvmH8PP/KQevmLt17yNaOT66FYPdJeLeC4fFyg5y89rqMgZ9dcOk9bksdOI6nDO5AsHmbQ5giaATTAQutlbc9Ir9wyQ6RiGJ3KDPv10F2ApVvvaPocWUwwdZGg8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721029017; c=relaxed/simple; bh=Cvj3SZRkZWRMk2KNF6HndE2+4OaQ32KB0X0Y1vD/PkM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=N0ol4yDVYIPwDqHiUdYhaWBBnymtLsxxtBwoQSk83v0sXPW3JQ9ir/Ed3Xns+RqOXjeh/QmOVV0x5Hq8+tgPcFPs2AZWelCEmw8CoMBj/hnjVF9ZgIuXIoclEmf7q3qeMVfeZ5VxmCMNjyi7i8CWhZmSVhlIGveXptoMM326JDs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=bJ6Lw7ho; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="bJ6Lw7ho" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1721029015; 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: in-reply-to:in-reply-to:references:references; bh=eZSXHtXZkTZMVa/stIcI/tq71/f1YuLWNTUXuCFojS8=; b=bJ6Lw7ho2DcgtjgOHiUX8xnHdHJ3qZHV2Uy3aQs52Qm51v5p+5t9RRxdGZPAOpN0GI2S4Q mDOpO4bJyAfsWUxu99jWO5jKso1NamLoHp5JZwMHr6GuV8IOgh69DINXfKue026d3Yhu3M c5FOJ98GyYIBEkq6b4t1BcXybPyKOJY= Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-132-mzotbJfMN6iuJEc-nQKa-Q-1; Mon, 15 Jul 2024 03:36:53 -0400 X-MC-Unique: mzotbJfMN6iuJEc-nQKa-Q-1 Received: from mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.40]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id B9A611955D50; Mon, 15 Jul 2024 07:36:52 +0000 (UTC) Received: from localhost.localdomain (unknown [10.72.120.27]) by mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 5607C1955D42; Mon, 15 Jul 2024 07:36:49 +0000 (UTC) From: Xiao Ni To: mariusz.tkaczyk@linux.intel.com Cc: ncroxon@redhat.com, linux-raid@vger.kernel.org Subject: [PATCH 13/15] mdadm/super1: fix coverity issue DEADCODE Date: Mon, 15 Jul 2024 15:36:02 +0800 Message-Id: <20240715073604.30307-14-xni@redhat.com> In-Reply-To: <20240715073604.30307-1-xni@redhat.com> References: <20240715073604.30307-1-xni@redhat.com> Precedence: bulk X-Mailing-List: linux-raid@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.40 optimal_space is at most 2046. So space can't be larger than UINT16_MAX. Signed-off-by: Xiao Ni --- super1.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/super1.c b/super1.c index 4e4c7bfd15ae..24bc10269dbf 100644 --- a/super1.c +++ b/super1.c @@ -1466,8 +1466,6 @@ static int update_super1(struct supertype *st, struct mdinfo *info, __le32_to_cpu(sb->chunksize)); if (space > optimal_space) space = optimal_space; - if (space > UINT16_MAX) - space = UINT16_MAX; } sb->ppl.offset = __cpu_to_le16(offset);