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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-09-26 10:38:21 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-09-26 10:38:21 +0200 |
| commit | 67102bd31b4e31abb0abbc390381212a2d65db72 (patch) | |
| tree | 904754c940eb87b951cf877f09074a7d28bc2947 /kernel/cgroup/cgroup.c | |
| parent | ad5dbfc123e6ffbbde194e2a4603323e09f741ee (diff) | |
| parent | f76349cf41451c5c42a99f18a9163377e4b364ff (diff) | |
Merge 6.0-rc7 into usb-next
We need the USB fixes in here for other follow-on changes to be able to
be applied successfully.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/cgroup/cgroup.c')
| -rw-r--r-- | kernel/cgroup/cgroup.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c index e4bb5d57f4d1..5f2090d051ac 100644 --- a/kernel/cgroup/cgroup.c +++ b/kernel/cgroup/cgroup.c @@ -6049,6 +6049,9 @@ struct cgroup *cgroup_get_from_id(u64 id) if (!kn) goto out; + if (kernfs_type(kn) != KERNFS_DIR) + goto put; + rcu_read_lock(); cgrp = rcu_dereference(*(void __rcu __force **)&kn->priv); @@ -6056,7 +6059,7 @@ struct cgroup *cgroup_get_from_id(u64 id) cgrp = NULL; rcu_read_unlock(); - +put: kernfs_put(kn); out: return cgrp; |