From: Eric W. Biederman <ebiederm@xxxxxxxxxxxx>
These function are no longer needed replace them with their more useful equivalents.
Signed-off-by: Eric W. Biederman <ebiederm@xxxxxxxxxxxx>
---
include/linux/user_namespace.h | 12 ------------
ipc/mqueue.c | 3 +--
kernel/signal.c | 2 +-
net/core/sock.c | 4 ++--
4 files changed, 4 insertions(+), 17 deletions(-)
diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h
index a2c6145..4e72922 100644
--- a/include/linux/user_namespace.h
+++ b/include/linux/user_namespace.h
@@ -69,16 +69,4 @@ static inline void put_user_ns(struct user_namespace *ns)
#endif
-static inline uid_t user_ns_map_uid(struct user_namespace *to,
- const struct cred *cred, kuid_t uid)
-{
- return from_kuid_munged(to, uid);
-}
-
-static inline gid_t user_ns_map_gid(struct user_namespace *to,
- const struct cred *cred, kgid_t gid)
-{
- return from_kgid_munged(to, gid);
-}
-
#endif /* _LINUX_USER_H */
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index b53cf34..b6a0d46 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -538,8 +538,7 @@ static void __do_notify(struct mqueue_inode_info *info)
rcu_read_lock();
sig_i.si_pid = task_tgid_nr_ns(current,
ns_of_pid(info->notify_owner));
- sig_i.si_uid = user_ns_map_uid(info->notify_user_ns,
- current_cred(), current_uid());
+ sig_i.si_uid = from_kuid_munged(info->notify_user_ns, current_uid());
rcu_read_unlock();
kill_pid_info(info->notify.sigev_signo,
diff --git a/kernel/signal.c b/kernel/signal.c
index 2734dc9..d630327 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1026,7 +1026,7 @@ static inline int legacy_queue(struct sigpending *signals, int sig)
static inline uid_t map_cred_ns(const struct cred *cred,
struct user_namespace *ns)
{
- return user_ns_map_uid(ns, cred, cred->uid);
+ return from_kuid_munged(ns, cred->uid);
}
#ifdef CONFIG_USER_NS
diff --git a/net/core/sock.c b/net/core/sock.c
index b2e14c0..e1ec8ba 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -821,8 +821,8 @@ void cred_to_ucred(struct pid *pid, const struct cred *cred,
if (cred) {
struct user_namespace *current_ns = current_user_ns();
- ucred->uid = user_ns_map_uid(current_ns, cred, cred->euid);
- ucred->gid = user_ns_map_gid(current_ns, cred, cred->egid);
+ ucred->uid = from_kuid(current_ns, cred->euid);
+ ucred->gid = from_kgid(current_ns, cred->egid);
}
}
EXPORT_SYMBOL_GPL(cred_to_ucred);
--
1.7.2.5
--
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