From patchwork Wed Feb 19 11:26:36 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thorsten Blum X-Patchwork-Id: 13981960 Received: from out-176.mta1.migadu.com (out-176.mta1.migadu.com [95.215.58.176]) (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 7A8411DE8A8 for ; Wed, 19 Feb 2025 11:27:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.176 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739964435; cv=none; b=I/Q90EpGDWb1IRh0tQYadQ6XBYjNNKvpZwvyyHdSXY5ehDd4aB8HCQhZe/DR1NjJ5zkPCFELCljBhclbAvXsHIe9cw8XYuZWjc9zNLpkS61e2J77wZb1gQtcu/uzt5ShGHsIHhwWvC8dtHCvTlQ0EL0K4jJMyvPdOxW45HunaxM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739964435; c=relaxed/simple; bh=hKbTbTPgGO7McdkRhmBusUxtdCzNI2FParRdx0fHlJk=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=T/Jk9JrwGkEkIjSAXZVyrTuOzByd+qM7OmmoRZ/HR9l4F/mTLUg27kJHVfCzlcNz5X2hCkckB6b2b5eOc7YXlDJyEsoHOqnNPsANx2azuuOEedNGgPUjqm7uWKg8Eaxo3FyAF0q0d/diWTV+hHHaysNAm+9Is0+3SnuFnyCiOFI= 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=n/0scnwJ; arc=none smtp.client-ip=95.215.58.176 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="n/0scnwJ" 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=1739964421; 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=EZNYOLvW3Weg6bzUQ9QSnKQKMpGXw2nnh71Sx7Tukak=; b=n/0scnwJnWmY+sy4Po1UIp8em6wCqZSaD9xVmNikkWWBou0s8MBVaPah+VwmejbLseY6gb Mc8otbYcHGZl3oQImpq/t18JCVHI6JF/JrfpIEcklw2cHIZcVI3yzR10Bw/i43HmLEA2CA YzNhiRPd5tBeapikTsQMZEaI/Xp2U9M= From: Thorsten Blum To: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Marcelo Ricardo Leitner , Xin Long Cc: Thorsten Blum , Kees Cook , linux-sctp@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RESEND PATCH] sctp: Replace zero-length array with flexible array member Date: Wed, 19 Feb 2025 12:26:36 +0100 Message-ID: <20250219112637.4319-1-thorsten.blum@linux.dev> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT Replace the deprecated zero-length array with a modern flexible array member in the struct sctp_idatahdr. Link: https://github.com/KSPP/linux/issues/78 Reviewed-by: Kees Cook Signed-off-by: Thorsten Blum --- include/linux/sctp.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/sctp.h b/include/linux/sctp.h index 836a7e200f39..19eaaf3948ed 100644 --- a/include/linux/sctp.h +++ b/include/linux/sctp.h @@ -239,7 +239,7 @@ struct sctp_idatahdr { __u32 ppid; __be32 fsn; }; - __u8 payload[0]; + __u8 payload[]; }; struct sctp_idata_chunk {