/*
* Return quota for next active quota >= this id, if any exists,
- * otherwise return -ESRCH via ->get_nextdqblk
+ * otherwise return -ENOENT via ->get_nextdqblk
*/
static int quota_getnextquota(struct super_block *sb, int type, qid_t id,
void __user *addr)
/*
* Return quota for next active quota >= this id, if any exists,
- * otherwise return -ESRCH via ->get_nextdqblk.
+ * otherwise return -ENOENT via ->get_nextdqblk.
*/
static int quota_getnextxquota(struct super_block *sb, int type, qid_t id,
void __user *addr)
/* Return 1 if 'cmd' will block on frozen filesystem */
static int quotactl_cmd_write(int cmd)
{
+ /*
+ * We cannot allow Q_GETQUOTA and Q_GETNEXTQUOTA without write access
+ * as dquot_acquire() may allocate space for new structure and OCFS2
+ * needs to increment on-disk use count.
+ */
switch (cmd) {
case Q_GETFMT:
case Q_GETINFO:
- case Q_GETNEXTQUOTA:
case Q_SYNC:
case Q_XGETQSTAT:
case Q_XGETQSTATV: