linux-kernel - [PATCH v2 0/2] ovl: Fix null ptr dereference at realinode in rcu-walk

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Message-ID: <20230515133629.1974610-1-chengzhihao1@huawei.com>
Date:   Mon, 15 May 2023 21:36:27 +0800
From:   Zhihao Cheng <chengzhihao1@...wei.com>
To:     <miklos@...redi.hu>, <amir73il@...il.com>, <brauner@...nel.org>
CC:     <linux-unionfs@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <chengzhihao1@...wei.com>
Subject: [PATCH v2 0/2] ovl: Fix null ptr dereference at realinode in rcu-walk

v1->v2:
  Extract a helper to get realpath and real inode from ovl inode.
  Get realinode from realpath in do_ovl_get_acl().

Zhihao Cheng (2):
  ovl: ovl_permission: Fix null pointer dereference at realinode in
    rcu-walk mode
  ovl: get_acl: Fix null pointer dereference at realinode in rcu-walk
    mode

 fs/overlayfs/inode.c | 45 +++++++++++++++++++++++++++++---------------
 1 file changed, 30 insertions(+), 15 deletions(-)

-- 
2.39.2