From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 BAB741F7586; Mon, 27 Oct 2025 19:19:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761592779; cv=none; b=shJzy+ju+KCWVprNvb3M7g1GKjpilVdRbvSbEIPVcpRt/+401flA0MXFPmDY/HtUWqOIjY/f5zKfjdXcX2uwywZjnPxxPRKuIRR6HJ1uC3QSNr2o4G0pvuzvOOIWgTLYmiHQffsL7LwFwDG2SLFiDFSk3ny50UeXAsfZ6wl9sF0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761592779; c=relaxed/simple; bh=1lNGCHKUZxxZ7wixkHZXc39oR9euUs9PG2EAq6i3a2I=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=QnIQPIrUWA6T7aE/CsR91gBxts9cusnTlqsfQZ/7eFUEz2HxOBB2P3L7AdPc9kaJ/XdnN/lIdVAYKOusQta5SrRjskhts53iEb6sLkiyn3SWme4qoygEkyLwV4uY5SMB4T/26ZjsJX4UxmwaMwL9UMVXZvJzqSjcdsnxweHQuLc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=LU7dSZL+; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="LU7dSZL+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 236C2C4CEF1; Mon, 27 Oct 2025 19:19:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1761592779; bh=1lNGCHKUZxxZ7wixkHZXc39oR9euUs9PG2EAq6i3a2I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LU7dSZL+4T4Kwz6m4fDVxCM8UV8aIfq3Sw791YFkl+/18mVACV9ZhEBqIbfLFWspS FK5BG0ishi8fUeAcARb43DJ35ROSUZYJ/UpPyFhRExYiL3eE6rK6JUvXv5SmC5NZq4 JGSOFfjvmX/+pt89IBbxg24bDpUx1/GAe9oOkL3g= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Xichao Zhao , Jan Kara , Kees Cook , Sasha Levin Subject: [PATCH 6.12 001/117] exec: Fix incorrect type for ret Date: Mon, 27 Oct 2025 19:35:27 +0100 Message-ID: <20251027183453.966381048@linuxfoundation.org> X-Mailer: git-send-email 2.51.1 In-Reply-To: <20251027183453.919157109@linuxfoundation.org> References: <20251027183453.919157109@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Xichao Zhao [ Upstream commit 5e088248375d171b80c643051e77ade6b97bc386 ] In the setup_arg_pages(), ret is declared as an unsigned long. The ret might take a negative value. Therefore, its type should be changed to int. Signed-off-by: Xichao Zhao Reviewed-by: Jan Kara Link: https://lore.kernel.org/r/20250825073609.219855-1-zhao.xichao@vivo.com Signed-off-by: Kees Cook Signed-off-by: Sasha Levin --- fs/exec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/exec.c b/fs/exec.c index d607943729638..030240d99ab7c 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -717,7 +717,7 @@ int setup_arg_pages(struct linux_binprm *bprm, unsigned long stack_top, int executable_stack) { - unsigned long ret; + int ret; unsigned long stack_shift; struct mm_struct *mm = current->mm; struct vm_area_struct *vma = bprm->vma; -- 2.51.0