From patchwork Mon Feb 24 09:58:17 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Bouchinet X-Patchwork-Id: 13987711 Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [217.70.183.201]) (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 45D422505B3; Mon, 24 Feb 2025 09:59:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740391144; cv=none; b=fMaqvU0a4tX0dVBibSfX+grDrnzQyWP0BW/xm3SW3CeKWpcCR6ehRj/Kwqh7sgFhJSqwa8TcWb+Fq7Vey3AGknnInuVjNiq//+CFCxmnYqODw1RBUcO/W0CAd4SArprv856Q815vqo6RmjhB1JRaJ9U4k0PHMmiPsyZaIvu5YXs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740391144; c=relaxed/simple; bh=app8uTw0yG+Vwb/wnwjmafFZKLlyd0jMkiYjI0o50XY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=kaiou+1MdefAqpnOigKc87K4DxEUB0rG8PeaeN1JieS7SFq2b06rCKInVi9FM8pcgjbLSOoAmqgl65SA3KnBcd10eOVgaK5hALVVKX9tzzM9QbkoEZLuZSrnpC1Xui0B0SZ0yPefwnWnwDmZjq82vn9IqTIPoU6S+oRkZqT+uks= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=clip-os.org; spf=pass smtp.mailfrom=clip-os.org; dkim=pass (2048-bit key) header.d=clip-os.org header.i=@clip-os.org header.b=OQaz9fFU; arc=none smtp.client-ip=217.70.183.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=clip-os.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=clip-os.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=clip-os.org header.i=@clip-os.org header.b="OQaz9fFU" Received: by mail.gandi.net (Postfix) with ESMTPSA id 4522F4340D; Mon, 24 Feb 2025 09:58:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=clip-os.org; s=gm1; t=1740391140; 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=NTOktiECV7C6ObFWMliMfOPrgqsU0Ar4xpLJ1Kj/O04=; b=OQaz9fFU/UNgi6VrSTV3DtW7CLutNARdM+nHpm9lSntSdG0Bn/FXUfzbUllbRw2vrsoo46 LeOdcpRIJQu3voxkVgalw08NYlIVEQLA5uqzhhvfjzsTXvLpcWNd5hRCRb2FObq3Ls1Qiz ig6+eecfEJQJO4Tagxf5hFG0OM62w58UA9/mKhNl0Pj5YhAU3DhFSzZb552UtUcgee23mm qY6BTBPdKIMVPJpLJDYDxy4bEXk1bv9cB8VTCFIKFv9Lif7VV3dGQeyvA0GPFrY14kZdwl ShfL7+/pebzXiowUuq3TvTjYNllyKSkDnHLCpxt1d1+1M9i9tCum1wS5Xb/akg== From: nicolas.bouchinet@clip-os.org To: linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, linux-scsi@vger.kernel.org, codalist@coda.cs.cmu.edu, linux-nfs@vger.kernel.org Cc: Nicolas Bouchinet , Joel Granados , Clemens Ladisch , Arnd Bergmann , Greg Kroah-Hartman , Jason Gunthorpe , Leon Romanovsky , "James E.J. Bottomley" , "Martin K. Petersen" , Jan Harkes , Chuck Lever , Jeff Layton , Neil Brown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Trond Myklebust , Anna Schumaker , Bart Van Assche , Zhu Yanjun , Al Viro , Christian Brauner Subject: [PATCH v2 2/6] sysctl: Fixes nsm_local_state bounds Date: Mon, 24 Feb 2025 10:58:17 +0100 Message-ID: <20250224095826.16458-3-nicolas.bouchinet@clip-os.org> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250224095826.16458-1-nicolas.bouchinet@clip-os.org> References: <20250224095826.16458-1-nicolas.bouchinet@clip-os.org> Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-GND-State: clean X-GND-Score: -60 X-GND-Cause: gggruggvucftvghtrhhoucdtuddrgeefvddrtddtgdejkeegkecutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfitefpfffkpdcuggftfghnshhusghstghrihgsvgenuceurghilhhouhhtmecufedtudenucesvcftvggtihhpihgvnhhtshculddquddttddmnegoufhorhhtvggutfgvtghiphdvucdlgedtmdenucfjughrpefhvfevufffkffojghfggfgsedtkeertdertddtnecuhfhrohhmpehnihgtohhlrghsrdgsohhutghhihhnvghtsegtlhhiphdqohhsrdhorhhgnecuggftrfgrthhtvghrnhepteehfeetkeeujeethfehieelhfejfeduteejieelveegfeefieeuheeiteethfevnecukfhppeeltddrieefrddvgeeirddukeejnecuvehluhhsthgvrhfuihiivgepudenucfrrghrrghmpehinhgvthepledtrdeifedrvdegiedrudekjedphhgvlhhopegrrhgthhhlihhnuhigrddrpdhmrghilhhfrhhomhepnhhitgholhgrshdrsghouhgthhhinhgvthestghlihhpqdhoshdrohhrghdpnhgspghrtghpthhtohepvdejpdhrtghpthhtoheplhhinhhugidqkhgvrhhnvghlsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhinhhugidqrhgumhgrsehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhinhhugidqshgtshhisehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheptghouggrlhhishhtsegtohgurgdrtghsrdgtmhhurdgvughupdhrt ghpthhtoheplhhinhhugidqnhhfshesvhhgvghrrdhkvghrnhgvlhdrohhrghdprhgtphhtthhopehnihgtohhlrghsrdgsohhutghhihhnvghtsehsshhirdhgohhuvhdrfhhrpdhrtghpthhtohepjhdrghhrrghnrgguohhssehsrghmshhunhhgrdgtohhmpdhrtghpthhtoheptghlvghmvghnsheslhgrughishgthhdruggv X-GND-Sasl: nicolas.bouchinet@clip-os.org From: Nicolas Bouchinet Bound nsm_local_state sysctl writings between SYSCTL_ZERO and SYSCTL_INT_MAX. The proc_handler has thus been updated to proc_dointvec_minmax. Signed-off-by: Nicolas Bouchinet --- fs/lockd/svc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c index 2c8eedc6c2cc9..984ab233af8b6 100644 --- a/fs/lockd/svc.c +++ b/fs/lockd/svc.c @@ -461,7 +461,9 @@ static const struct ctl_table nlm_sysctls[] = { .data = &nsm_local_state, .maxlen = sizeof(int), .mode = 0644, - .proc_handler = proc_dointvec, + .proc_handler = proc_dointvec_minmax, + .extra1 = SYSCTL_ZERO, + .extra2 = SYSCTL_INT_MAX, }, };