diff options
Diffstat (limited to 'fs/quota/quota_v1.c')
| -rw-r--r-- | fs/quota/quota_v1.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/quota/quota_v1.c b/fs/quota/quota_v1.c index fe68bf544b29..b2d8e04e567a 100644 --- a/fs/quota/quota_v1.c +++ b/fs/quota/quota_v1.c @@ -161,6 +161,7 @@ static int v1_read_file_info(struct super_block *sb, int type) struct v1_disk_dqblk dqblk; int ret; + down_read(&dqopt->dqio_sem); ret = sb->s_op->quota_read(sb, type, (char *)&dqblk, sizeof(struct v1_disk_dqblk), v1_dqoff(0)); if (ret != sizeof(struct v1_disk_dqblk)) { @@ -177,6 +178,7 @@ static int v1_read_file_info(struct super_block *sb, int type) dqopt->info[type].dqi_bgrace = dqblk.dqb_btime ? dqblk.dqb_btime : MAX_DQ_TIME; out: + up_read(&dqopt->dqio_sem); return ret; } |