From cfd4c70a18c4e806aaac2f483153dae01e0ace1c Mon Sep 17 00:00:00 2001 From: "Eric W. Biederman" Date: Tue, 5 Jul 2016 11:10:57 -0500 Subject: [PATCH] quota: Handle quota data stored in s_user_ns in quota_setxquota In Q_XSETQLIMIT use sb->s_user_ns to detect when we are dealing with the filesystems notion of id 0. Cc: Jan Kara Acked-by: Seth Forshee Inspired-by: Seth Forshee Signed-off-by: "Eric W. Biederman" --- fs/quota/quota.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/quota/quota.c b/fs/quota/quota.c index 73f6f4cf0a21..35df08ee9c97 100644 --- a/fs/quota/quota.c +++ b/fs/quota/quota.c @@ -584,7 +584,7 @@ static int quota_setxquota(struct super_block *sb, int type, qid_t id, if (!qid_has_mapping(sb->s_user_ns, qid)) return -EINVAL; /* Are we actually setting timer / warning limits for all users? */ - if (from_kqid(&init_user_ns, qid) == 0 && + if (from_kqid(sb->s_user_ns, qid) == 0 && fdq.d_fieldmask & (FS_DQ_WARNS_MASK | FS_DQ_TIMER_MASK)) { struct qc_info qinfo; int ret;