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author | Miklos Szeredi <mszeredi@redhat.com> | 2016-09-05 13:55:20 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-15 08:20:28 +0200 |
commit | 6b2c3e334a28bb41579378cb49b0cb88dabc4515 (patch) | |
tree | bf2612be631f09e0b2d76f719d6e0954b1bf4346 | |
parent | 774b544fb06318ee9e345d180102bcfc47ebe587 (diff) | |
download | linux-stable-6b2c3e334a28bb41579378cb49b0cb88dabc4515.tar.gz linux-stable-6b2c3e334a28bb41579378cb49b0cb88dabc4515.tar.bz2 linux-stable-6b2c3e334a28bb41579378cb49b0cb88dabc4515.zip |
ovl: fix workdir creation
commit e1ff3dd1ae52cef5b5373c8cc4ad949c2c25a71c upstream.
Workdir creation fails in latest kernel.
Fix by allowing EOPNOTSUPP as a valid return value from
vfs_removexattr(XATTR_NAME_POSIX_ACL_*). Upper filesystem may not support
ACL and still be perfectly able to support overlayfs.
Reported-by: Martin Ziegler <ziegler@uni-freiburg.de>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Fixes: c11b9fdd6a61 ("ovl: remove posix_acl_default from workdir")
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | fs/overlayfs/super.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c index cd609f43ba65..86f20256cda0 100644 --- a/fs/overlayfs/super.c +++ b/fs/overlayfs/super.c @@ -819,11 +819,11 @@ retry: goto out_dput; err = vfs_removexattr(work, XATTR_NAME_POSIX_ACL_DEFAULT); - if (err && err != -ENODATA) + if (err && err != -ENODATA && err != -EOPNOTSUPP) goto out_dput; err = vfs_removexattr(work, XATTR_NAME_POSIX_ACL_ACCESS); - if (err && err != -ENODATA) + if (err && err != -ENODATA && err != -EOPNOTSUPP) goto out_dput; /* Clear any inherited mode bits */ |