userns: Convert hfsplus to use kuid and kgid where appropriate
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
diff --git a/fs/hfsplus/options.c b/fs/hfsplus/options.c
index 06fa561..ed257c6 100644
--- a/fs/hfsplus/options.c
+++ b/fs/hfsplus/options.c
@@ -135,14 +135,22 @@
printk(KERN_ERR "hfs: uid requires an argument\n");
return 0;
}
- sbi->uid = (uid_t)tmp;
+ sbi->uid = make_kuid(current_user_ns(), (uid_t)tmp);
+ if (!uid_valid(sbi->uid)) {
+ printk(KERN_ERR "hfs: invalid uid specified\n");
+ return 0;
+ }
break;
case opt_gid:
if (match_int(&args[0], &tmp)) {
printk(KERN_ERR "hfs: gid requires an argument\n");
return 0;
}
- sbi->gid = (gid_t)tmp;
+ sbi->gid = make_kgid(current_user_ns(), (gid_t)tmp);
+ if (!gid_valid(sbi->gid)) {
+ printk(KERN_ERR "hfs: invalid gid specified\n");
+ return 0;
+ }
break;
case opt_part:
if (match_int(&args[0], &sbi->part)) {
@@ -215,7 +223,8 @@
if (sbi->type != HFSPLUS_DEF_CR_TYPE)
seq_printf(seq, ",type=%.4s", (char *)&sbi->type);
seq_printf(seq, ",umask=%o,uid=%u,gid=%u", sbi->umask,
- sbi->uid, sbi->gid);
+ from_kuid_munged(&init_user_ns, sbi->uid),
+ from_kgid_munged(&init_user_ns, sbi->gid));
if (sbi->part >= 0)
seq_printf(seq, ",part=%u", sbi->part);
if (sbi->session >= 0)