diff options
| author | Jan Kara <jack@suse.cz> | 2011-01-06 21:15:46 +0100 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2011-01-06 21:15:46 +0100 |
| commit | 8a4dc3612c6c170c05e5eef68dd3555baeb341c1 (patch) | |
| tree | 3df70c155be8776c1f549cdbe7e8a677453e8efc /quotaio_v1.c | |
| parent | 346d2f876c988747f9dc1c57aa8c6fc92052e5de (diff) | |
Check whether set limits fit into the range supported by quota format.
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'quotaio_v1.c')
| -rw-r--r-- | quotaio_v1.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/quotaio_v1.c b/quotaio_v1.c index 1533ffc..305bff2 100644 --- a/quotaio_v1.c +++ b/quotaio_v1.c @@ -174,6 +174,10 @@ static int v1_init_io(struct quota_handle *h) h->qh_info.dqi_bgrace = MAX_DQ_TIME; if (!h->qh_info.dqi_igrace) h->qh_info.dqi_igrace = MAX_IQ_TIME; + h->qh_info.dqi_max_b_limit = ~(uint32_t)0; + h->qh_info.dqi_max_i_limit = ~(uint32_t)0; + h->qh_info.dqi_max_b_usage = ((uint64_t)(~(uint32_t)0)) << V1_DQBLK_SIZE_BITS; + h->qh_info.dqi_max_i_usage = ~(uint32_t)0; return 0; } @@ -327,6 +331,10 @@ static int v1_commit_dquot(struct dquot *dquot, int flags) } } else { + if (check_dquot_range(dquot) < 0) { + errno = ERANGE; + return -1; + } v1_mem2diskdqblk(&ddqblk, &dquot->dq_dqb); lseek(h->qh_fd, (long)V1_DQOFF(dquot->dq_id), SEEK_SET); if (write(h->qh_fd, &ddqblk, sizeof(ddqblk)) != sizeof(ddqblk)) |