diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2015-07-12 10:39:45 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-10-22 14:43:26 -0700 |
| commit | aaf19f122d2e826cab6a56dabfdfcd485430a9bc (patch) | |
| tree | 950d6ca87c192883bd9cc2abb0838ad9f8046a16 /fs/overlayfs | |
| parent | 9abb3b81094857a1e2d7dea5b2a8605e29d8c77d (diff) | |
fix a braino in ovl_d_select_inode()
commit 9391dd00d13c853ab4f2a85435288ae2202e0e43 upstream.
when opening a directory we want the overlayfs inode, not one from
the topmost layer.
Reported-By: Andrey Jr. Melnikov <temnota.am@gmail.com>
Tested-By: Andrey Jr. Melnikov <temnota.am@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Cc: "Kamata, Munehisa" <kamatam@amazon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/overlayfs')
| -rw-r--r-- | fs/overlayfs/inode.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c index 4febea294102..ba0db2638946 100644 --- a/fs/overlayfs/inode.c +++ b/fs/overlayfs/inode.c @@ -342,6 +342,9 @@ struct inode *ovl_d_select_inode(struct dentry *dentry, unsigned file_flags) struct path realpath; enum ovl_path_type type; + if (d_is_dir(dentry)) + return d_backing_inode(dentry); + type = ovl_path_real(dentry, &realpath); if (ovl_open_need_copy_up(file_flags, type, realpath.dentry)) { err = ovl_want_write(dentry); |