From patchwork Wed Mar 24 06:27:31 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sripathi Kodi X-Patchwork-Id: 87824 X-Patchwork-Delegate: ericvh@gmail.com Received: from lists.sourceforge.net (lists.sourceforge.net [216.34.181.88]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o2O6Rx59004160 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Wed, 24 Mar 2010 06:28:35 GMT Received: from localhost ([127.0.0.1] helo=sfs-ml-2.v29.ch3.sourceforge.com) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.69) (envelope-from ) id 1NuK4E-00074L-L2; Wed, 24 Mar 2010 06:27:50 +0000 Received: from sfi-mx-1.v28.ch3.sourceforge.com ([172.29.28.121] helo=mx.sourceforge.net) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.69) (envelope-from ) id 1NuK4D-00074E-EA for v9fs-developer@lists.sourceforge.net; Wed, 24 Mar 2010 06:27:49 +0000 Received-SPF: pass (sfi-mx-1.v28.ch3.sourceforge.com: domain of in.ibm.com designates 202.81.31.146 as permitted sender) client-ip=202.81.31.146; envelope-from=sripathik@in.ibm.com; helo=e23smtp04.au.ibm.com; Received: from e23smtp04.au.ibm.com ([202.81.31.146]) by sfi-mx-1.v28.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.69) id 1NuK4A-0005iB-3t for v9fs-developer@lists.sourceforge.net; Wed, 24 Mar 2010 06:27:49 +0000 Received: from d23relay04.au.ibm.com (d23relay04.au.ibm.com [202.81.31.246]) by e23smtp04.au.ibm.com (8.14.3/8.13.1) with ESMTP id o2O6NmTx025411 for ; Wed, 24 Mar 2010 17:23:48 +1100 Received: from d23av03.au.ibm.com (d23av03.au.ibm.com [9.190.234.97]) by d23relay04.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id o2O6LXNA1495140 for ; Wed, 24 Mar 2010 17:21:34 +1100 Received: from d23av03.au.ibm.com (loopback [127.0.0.1]) by d23av03.au.ibm.com (8.14.3/8.13.1/NCO v10.0 AVout) with ESMTP id o2O6RXlp032263 for ; Wed, 24 Mar 2010 17:27:33 +1100 Received: from localhost (sripathi.in.ibm.com [9.124.35.36] (may be forged)) by d23av03.au.ibm.com (8.14.3/8.13.1/NCO v10.0 AVin) with ESMTP id o2O6RWlp032257 for ; Wed, 24 Mar 2010 17:27:33 +1100 Date: Wed, 24 Mar 2010 11:57:31 +0530 From: Sripathi Kodi To: v9fs-developer Message-ID: <20100324115731.6edb2784@in.ibm.com> X-Mailer: Claws Mail 3.7.4 (GTK+ 2.18.6; i686-redhat-linux-gnu) Mime-Version: 1.0 X-Spam-Score: -1.3 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain -0.0 SPF_PASS SPF: sender matches SPF record 0.2 AWL AWL: From: address is in the auto white-list X-Headers-End: 1NuK4A-0005iB-3t Subject: [V9fs-developer] [PATCH] Creating files with names too long should fail with ENAMETOOLONG. X-BeenThere: v9fs-developer@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: v9fs-developer-bounces@lists.sourceforge.net X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Wed, 24 Mar 2010 06:28:36 +0000 (UTC) diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c index ae83967..905f664 100644 --- a/fs/9p/vfs_inode.c +++ b/fs/9p/vfs_inode.c @@ -660,6 +660,9 @@ static struct dentry *v9fs_vfs_lookup(struct inode *dir, struct dentry *dentry, P9_DPRINTK(P9_DEBUG_VFS, "dir: %p dentry: (%s) %p nameidata: %p\n", dir, dentry->d_name.name, dentry, nameidata); + if (dentry->d_name.len > NAME_MAX) + return ERR_PTR(-ENAMETOOLONG); + sb = dir->i_sb; v9ses = v9fs_inode2v9ses(dir); dfid = v9fs_fid_lookup(dentry->d_parent);