From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Duane Griffin" Subject: [PATCH] freevxfs: ensure fast symlinks are NUL-terminated Date: Tue, 16 Dec 2008 15:52:00 +0000 Message-ID: <1229442720-31056-9-git-send-email-duaneg@dghda.com> References: <1229442720-31056-1-git-send-email-duaneg@dghda.com> <1229442720-31056-2-git-send-email-duaneg@dghda.com> <1229442720-31056-3-git-send-email-duaneg@dghda.com> <1229442720-31056-4-git-send-email-duaneg@dghda.com> <1229442720-31056-5-git-send-email-duaneg@dghda.com> <1229442720-31056-6-git-send-email-duaneg@dghda.com> <1229442720-31056-7-git-send-email-duaneg@dghda.com> <1229442720-31056-8-git-send-email-duaneg@dghda.com> Cc: linux-fsdevel@vger.kernel.org, Duane Griffin , Christoph Hellwig To: linux-kernel@vger.kernel.org Return-path: Received: from kumera.dghda.com ([80.68.90.171]:53460 "EHLO kumera.dghda.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757761AbYLPPwY (ORCPT ); Tue, 16 Dec 2008 10:52:24 -0500 In-Reply-To: <1229442720-31056-8-git-send-email-duaneg@dghda.com> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Ensure fast symlink targets are NUL-terminated, even if corrupted on-disk. Cc: Christoph Hellwig Signed-off-by: Duane Griffin --- fs/freevxfs/vxfs_inode.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/fs/freevxfs/vxfs_inode.c b/fs/freevxfs/vxfs_inode.c index 9f3f2ce..03a6ea5 100644 --- a/fs/freevxfs/vxfs_inode.c +++ b/fs/freevxfs/vxfs_inode.c @@ -325,8 +325,10 @@ vxfs_iget(struct super_block *sbp, ino_t ino) if (!VXFS_ISIMMED(vip)) { ip->i_op = &page_symlink_inode_operations; ip->i_mapping->a_ops = &vxfs_aops; - } else + } else { ip->i_op = &vxfs_immed_symlink_iops; + vip->vii_immed.vi_immed[ip->i_size] = '\0'; + } } else init_special_inode(ip, ip->i_mode, old_decode_dev(vip->vii_rdev)); -- 1.6.0.4