From patchwork Mon Jul 22 08:17:34 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiao Ni X-Patchwork-Id: 13738532 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 B8FD316A38B for ; Mon, 22 Jul 2024 08:18:31 +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=1721636313; cv=none; b=Bx6q91mBexfxhtxrdtL8FcyuvlvEvksnIefAYnHSoB18RC7lieXPCNNtYoECQ7eaQsAO106lHa11opVWhw9TFxzNCix+5F/tnPo3tnpggh6RnTZtGi94ix+bpqP3qiNJQ+6zGl82LajOpf0oqVVDcLoIa3seM5FY+CjfOLUm7Co= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721636313; c=relaxed/simple; bh=+Gpbcoblu2LLOBZ7uPxh56hc3wjq37XPSQVTKpMohes=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=GJsvIFKFgvrfoIbVrRgvv6dSL7MwgYHJ+n+jBfO8kJCh51Ch7zZreagAe1sNKhzgG07CYxhyZ2Bg6fVJ7IPw9k41E2essPlMlLxM3fdgRNqE/Tdhw5kQ3bW5nQZ4qKCjhV07Cw/HZGHw4OKIl9I2SPzjZx/rI3FReLJVK4AMxJM= 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=BICItHMf; 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="BICItHMf" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1721636310; 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=Nf5NChEWcNeYOC6BMAgvpWlkiDxDM3s9rHFFm4FX7WY=; b=BICItHMfDC8lpa3Ehir9HEOP1ngTBEzIfd3bJbQ+g7p5GmM/zZ0xRBJ+Md9f0RFFTWSDvK 1bHqH9tVf+ix7aSl0cMiE5PPtusEug09Gljer3+zsOh6ZvEVppd/33funGqsO8GfRIfJ5t dtjYI5h/lH38/6PgkwY46DbqbevdQlg= Received: from mx-prod-mc-03.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-556-nf7zB8V4O8eZwEr_ipaPsg-1; Mon, 22 Jul 2024 04:18:27 -0400 X-MC-Unique: nf7zB8V4O8eZwEr_ipaPsg-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-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 2C3641955D4A; Mon, 22 Jul 2024 08:18:26 +0000 (UTC) Received: from localhost.localdomain (unknown [10.72.120.7]) by mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id B8501195605A; Mon, 22 Jul 2024 08:18:23 +0000 (UTC) From: Xiao Ni To: mariusz.tkaczyk@linux.intel.com Cc: ncroxon@redhat.com, linux-raid@vger.kernel.org Subject: [PATCH 12/14] mdadm/super1: fix coverity issue DEADCODE Date: Mon, 22 Jul 2024 16:17:34 +0800 Message-Id: <20240722081736.20439-13-xni@redhat.com> In-Reply-To: <20240722081736.20439-1-xni@redhat.com> References: <20240722081736.20439-1-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 4e4c7bfd..24bc1026 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);