1 files changed, 9 insertions, 5 deletions

diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index faf17195a9fd..bdea0a1b6d1d 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -470,7 +470,7 @@ static void unix_gid_request(struct cache_detail *cd,
         char tuid[20];
         struct unix_gid *ug = container_of(h, struct unix_gid, h);
 
-        snprintf(tuid, 20, "%u", ug->uid);
+        snprintf(tuid, 20, "%u", from_kuid(&init_user_ns, ug->uid));
         qword_add(bpp, blen, tuid);
         (*bpp)[-1] = '\n';
 }
@@ -486,7 +486,8 @@ static int unix_gid_parse(struct cache_detail *cd,
                         char *mesg, int mlen)
 {
         /* uid expiry Ngid gid0 gid1 ... gidN-1 */
-        int uid;
+        int id;
+        kuid_t uid;
         int gids;
         int rv;
         int i;
@@ -498,9 +499,12 @@ static int unix_gid_parse(struct cache_detail *cd,
                 return -EINVAL;
         mesg[mlen-1] = 0;
 
-        rv = get_int(&mesg, &uid);
+        rv = get_int(&mesg, &id);
         if (rv)
                 return -EINVAL;
+        uid = make_kuid(&init_user_ns, id);
+        if (!uid_valid(uid))
+                return -EINVAL;
         ug.uid = uid;
 
         expiry = get_expiry(&mesg);
@@ -554,7 +558,7 @@ static int unix_gid_show(struct seq_file *m,
                          struct cache_detail *cd,
                          struct cache_head *h)
 {
-        struct user_namespace *user_ns = current_user_ns();
+        struct user_namespace *user_ns = &init_user_ns;
         struct unix_gid *ug;
         int i;
         int glen;
@@ -570,7 +574,7 @@ static int unix_gid_show(struct seq_file *m,
         else
                 glen = 0;
 
-        seq_printf(m, "%u %d:", ug->uid, glen);
+        seq_printf(m, "%u %d:", from_kuid_munged(user_ns, ug->uid), glen);
         for (i = 0; i < glen; i++)
                 seq_printf(m, " %d", from_kgid_munged(user_ns, GROUP_AT(ug->gi, i)));
         seq_printf(m, "\n");