diff options
Diffstat (limited to 'kernel/cred.c')
| -rw-r--r-- | kernel/cred.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/cred.c b/kernel/cred.c index dbf6b687dc5c..a6e7f580df14 100644 --- a/kernel/cred.c +++ b/kernel/cred.c @@ -306,6 +306,7 @@ int copy_creds(struct task_struct *p, u64 clone_flags) kdebug("share_creds(%p{%ld})", p->cred, atomic_long_read(&p->cred->usage)); inc_rlimit_ucounts(task_ucounts(p), UCOUNT_RLIMIT_NPROC, 1); + get_cred_namespaces(p); return 0; } @@ -343,6 +344,8 @@ int copy_creds(struct task_struct *p, u64 clone_flags) p->cred = p->real_cred = get_cred(new); inc_rlimit_ucounts(task_ucounts(p), UCOUNT_RLIMIT_NPROC, 1); + get_cred_namespaces(p); + return 0; error_put: @@ -435,10 +438,13 @@ int commit_creds(struct cred *new) */ if (new->user != old->user || new->user_ns != old->user_ns) inc_rlimit_ucounts(new->ucounts, UCOUNT_RLIMIT_NPROC, 1); + rcu_assign_pointer(task->real_cred, new); rcu_assign_pointer(task->cred, new); if (new->user != old->user || new->user_ns != old->user_ns) dec_rlimit_ucounts(old->ucounts, UCOUNT_RLIMIT_NPROC, 1); + if (new->user_ns != old->user_ns) + switch_cred_namespaces(old, new); /* send notifications */ if (!uid_eq(new->uid, old->uid) || |