[PATCH review 09/12] quota: Handle quota data stored in s_user_ns in quota_setxquota
From: Eric W. Biederman <hidden>
Date: 2016-07-06 18:25:19
Also in:
linux-fsdevel
Subsystem:
diskquota, filesystems (vfs and infrastructure), the rest · Maintainers:
Jan Kara, Alexander Viro, Christian Brauner, Linus Torvalds
In Q_XSETQLIMIT use sb->s_user_ns to detect when we are dealing with the filesystems notion of id 0. Cc: Jan Kara <jack@suse.cz> Acked-by: Seth Forshee <redacted> Inspired-by: Seth Forshee [off-list ref] Signed-off-by: "Eric W. Biederman" <redacted> --- 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;
--
2.8.3