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| author | Al Viro <viro@zeniv.linux.org.uk> | 2015-07-12 17:39:45 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2015-07-12 18:22:05 +0300 |
| commit | 9391dd00d13c853ab4f2a85435288ae2202e0e43 (patch) | |
| tree | c28ba3f1536611aa81b84997be432143e3ccfb35 /fs | |
| parent | 0a73d0a204a4a04a1e110539c5a524ae51f91d6d (diff) | |
| download | linux-9391dd00d13c853ab4f2a85435288ae2202e0e43.tar.xz | |
fix a braino in ovl_d_select_inode()
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>
Diffstat (limited to 'fs')
| -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 f140e3dbfb7b..d9da5a4e9382 100644 --- a/fs/overlayfs/inode.c +++ b/fs/overlayfs/inode.c @@ -343,6 +343,9 @@ 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); |