Re: [PATCH 0/3] ucounts: misc fixes

From: Yu Zhao
Date: Mon Oct 18 2021 - 18:29:15 EST


On Mon, Oct 18, 2021 at 11:21 AM Eric W. Biederman
<ebiederm@xxxxxxxxxxxx> wrote:
>
>
> While digging into the previous ucount kernel crashes I found some minor
> bugs in the ucount code. When hit these bugs all result in a ucount
> either being counted in the wrong location or leak of a struct ucounts.
>
> Nothing particularly serious but certainly things that should be fixed.
>
> Eric W. Biederman (3):
> ucounts: Pair inc_rlimit_ucounts with dec_rlimit_ucoutns in commit_creds
> ucounts: Proper error handling in set_cred_ucounts
> ucounts: Move get_ucounts from cred_alloc_blank to key_change_session_keyring
>
> kernel/cred.c | 9 ++++-----
> security/keys/process_keys.c | 8 ++++++++
> 2 files changed, 12 insertions(+), 5 deletions(-)

Thanks for the fixes. Tested the whole series on the latest 5.15-rc6.

Tested-by: Yu Zhao <yuzhao@xxxxxxxxxx>