From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: To: , , CC: Aihua Zhang Subject: [PATCH] ovl: fix inode in utimes_common on overlayfs. Date: Fri, 29 Jul 2016 16:06:19 +0800 Message-ID: <1469779579-28423-1-git-send-email-zhangaihua1@huawei.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: From: Aihua Zhang the check IS_IMMUTABLE(inode) is invalid in utimes_commmon, the inode should point to upper rather than merge. the patch also fix the error in LTP(utimensat01). Signed-off-by: Aihua Zhang --- fs/utimes.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/fs/utimes.c b/fs/utimes.c index 85c40f4..1813a62 100644 --- a/fs/utimes.c +++ b/fs/utimes.c @@ -53,6 +53,7 @@ static int utimes_common(struct path *path, struct timespec *times) int error; struct iattr newattrs; struct inode *inode = path->dentry->d_inode; + struct inode *real_inode = d_real(path->dentry)->d_inode; struct inode *delegated_inode = NULL; error = mnt_want_write(path->mnt); @@ -93,7 +94,7 @@ static int utimes_common(struct path *path, struct timespec *times) * inode_change_ok() won't do it. */ error = -EACCES; - if (IS_IMMUTABLE(inode)) + if (IS_IMMUTABLE(real_inode)) goto mnt_drop_write_and_out; if (!inode_owner_or_capable(inode)) { -- 1.7.1