This is a note to let you know that I've just added the patch titled
fix a braino in ovl_d_select_inode()
to the 4.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
fix-a-braino-in-ovl_d_select_inode.patch
and it can be found in the queue-4.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 9391dd00d13c853ab4f2a85435288ae2202e0e43 Mon Sep 17 00:00:00 2001
From: Al Viro <[email protected]>
Date: Sun, 12 Jul 2015 10:39:45 -0400
Subject: fix a braino in ovl_d_select_inode()
From: Al Viro <[email protected]>
commit 9391dd00d13c853ab4f2a85435288ae2202e0e43 upstream.
when opening a directory we want the overlayfs inode, not one from
the topmost layer.
Reported-By: Andrey Jr. Melnikov <[email protected]>
Tested-By: Andrey Jr. Melnikov <[email protected]>
Signed-off-by: Al Viro <[email protected]>
Cc: "Kamata, Munehisa" <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
fs/overlayfs/inode.c | 3 +++
1 file changed, 3 insertions(+)
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -342,6 +342,9 @@ struct inode *ovl_d_select_inode(struct
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);
Patches currently in stable-queue which might be from [email protected]
are
queue-4.1/fix-a-braino-in-ovl_d_select_inode.patch
queue-4.1/dcache-handle-escaped-paths-in-prepend_path.patch
queue-4.1/overlay-call-ovl_drop_write-earlier-in-ovl_dentry_open.patch
queue-4.1/vfs-test-for-and-handle-paths-that-are-unreachable-from-their-mnt_root.patch
queue-4.1/namei-results-of-d_is_negative-should-be-checked-after-dentry-revalidation.patch
queue-4.1/overlayfs-make-f_path-always-point-to-the-overlay-and-f_inode-to-the-underlay.patch
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