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cgroup: use ns_common_init()

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Don't cargo-cult the same thing over and over.

Acked-by: Tejun Heo <tj@kernel.org>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner
2025-09-12 13:52:31 +02:00
parent 660def10b0
commit 0b40774ef0
1 changed files with 4 additions and 8 deletions
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12
kernel/cgroup/namespace.c
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@@ -21,20 +21,16 @@ static void dec_cgroup_namespaces(struct ucounts *ucounts)
static struct cgroup_namespace *alloc_cgroup_ns(void)
{
struct cgroup_namespace *new_ns;
struct cgroup_namespace *new_ns __free(kfree) = NULL;
int ret;
new_ns = kzalloc(sizeof(struct cgroup_namespace), GFP_KERNEL_ACCOUNT);
if (!new_ns)
return ERR_PTR(-ENOMEM);
ret = ns_alloc_inum(&new_ns->ns);
if (ret) {
kfree(new_ns);
ret = ns_common_init(&new_ns->ns, &cgroupns_operations, true);
if (ret)
return ERR_PTR(ret);
}
refcount_set(&new_ns->ns.count, 1);
new_ns->ns.ops = &cgroupns_operations;
return new_ns;
return no_free_ptr(new_ns);
}
void free_cgroup_ns(struct cgroup_namespace *ns)