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mnt: use ns_common_init()

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

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 13:52:33 +02:00
parent 90d4d9f4d2
commit 96ece8eb67
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GPG Key ID: 91C61BC06578DCA2
1 changed files with 6 additions and 9 deletions
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15
fs/namespace.c
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@ -4177,18 +4177,15 @@ static struct mnt_namespace *alloc_mnt_ns(struct user_namespace *user_ns, bool a
dec_mnt_namespaces(ucounts);
return ERR_PTR(-ENOMEM);
}
if (!anon) {
ret = ns_alloc_inum(&new_ns->ns);
if (ret) {
kfree(new_ns);
dec_mnt_namespaces(ucounts);
return ERR_PTR(ret);
}
ret = ns_common_init(&new_ns->ns, &mntns_operations, !anon);
if (ret) {
kfree(new_ns);
dec_mnt_namespaces(ucounts);
return ERR_PTR(ret);
}
new_ns->ns.ops = &mntns_operations;
if (!anon)
new_ns->seq = atomic64_inc_return(&mnt_ns_seq);
refcount_set(&new_ns->ns.count, 1);
refcount_set(&new_ns->passive, 1);
new_ns->mounts = RB_ROOT;
INIT_LIST_HEAD(&new_ns->mnt_ns_list);