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| author | Adrian Reber <areber@redhat.com> | 2020-07-19 13:04:13 +0300 |
|---|---|---|
| committer | Christian Brauner <christian.brauner@ubuntu.com> | 2020-07-19 21:14:42 +0300 |
| commit | b9a3db92e1a1f281724e2f34b849d18d1a53bece (patch) | |
| tree | f2ac0fe3487dd9abf8100add478736f2800a04fc /kernel/pid_namespace.c | |
| parent | 1caef81da05a84a40dbf02110e967ce6d1135ff6 (diff) | |
| download | linux-b9a3db92e1a1f281724e2f34b849d18d1a53bece.tar.xz | |
pid_namespace: use checkpoint_restore_ns_capable() for ns_last_pid
Use the newly introduced capability CAP_CHECKPOINT_RESTORE to allow
writing to ns_last_pid.
Signed-off-by: Adrian Reber <areber@redhat.com>
Signed-off-by: Nicolas Viennot <Nicolas.Viennot@twosigma.com>
Reviewed-by: Serge Hallyn <serge@hallyn.com>
Acked-by: Christian Brauner <christian.brauner@ubuntu.com>
Link: https://lore.kernel.org/r/20200719100418.2112740-4-areber@redhat.com
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
Diffstat (limited to 'kernel/pid_namespace.c')
| -rw-r--r-- | kernel/pid_namespace.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c index 0e5ac162c3a8..ac135bd600eb 100644 --- a/kernel/pid_namespace.c +++ b/kernel/pid_namespace.c @@ -269,7 +269,7 @@ static int pid_ns_ctl_handler(struct ctl_table *table, int write, struct ctl_table tmp = *table; int ret, next; - if (write && !ns_capable(pid_ns->user_ns, CAP_SYS_ADMIN)) + if (write && !checkpoint_restore_ns_capable(pid_ns->user_ns)) return -EPERM; /* |