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| author | Al Viro <viro@zeniv.linux.org.uk> | 2019-11-02 13:11:41 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2019-11-10 11:56:55 -0500 |
| commit | 69924b89687a2923e88cc42144aea27868913d0e (patch) | |
| tree | 9dd6db104f357b05bf0152fcd79a51383c2fd9f3 /kernel/audit_watch.c | |
| parent | a2ece088882666e1dc7113744ac912eb161e3f87 (diff) | |
| download | linux-stable-69924b89687a2923e88cc42144aea27868913d0e.tar.gz linux-stable-69924b89687a2923e88cc42144aea27868913d0e.tar.bz2 linux-stable-69924b89687a2923e88cc42144aea27868913d0e.zip | |
audit_get_nd(): don't unlock parent too early
if the child has been negative and just went positive
under us, we want coherent d_is_positive() and ->d_inode.
Don't unlock the parent until we'd done that work...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'kernel/audit_watch.c')
| -rw-r--r-- | kernel/audit_watch.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/audit_watch.c b/kernel/audit_watch.c index 1f31c2f1e6fc..4508d5e0cf69 100644 --- a/kernel/audit_watch.c +++ b/kernel/audit_watch.c @@ -351,12 +351,12 @@ static int audit_get_nd(struct audit_watch *watch, struct path *parent) struct dentry *d = kern_path_locked(watch->path, parent); if (IS_ERR(d)) return PTR_ERR(d); - inode_unlock(d_backing_inode(parent->dentry)); if (d_is_positive(d)) { /* update watch filter fields */ watch->dev = d->d_sb->s_dev; watch->ino = d_backing_inode(d)->i_ino; } + inode_unlock(d_backing_inode(parent->dentry)); dput(d); return 0; } |