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Diffstat (limited to 'fs/dquot.c')
-rw-r--r--fs/dquot.c18
1 files changed, 2 insertions, 16 deletions
diff --git a/fs/dquot.c b/fs/dquot.c
index afa06a893468..05b60283c9c2 100644
--- a/fs/dquot.c
+++ b/fs/dquot.c
@@ -1321,13 +1321,11 @@ int vfs_quota_off(struct super_block *sb, int type)
int cnt;
struct quota_info *dqopt = sb_dqopt(sb);
struct inode *toputinode[MAXQUOTAS];
- struct vfsmount *toputmnt[MAXQUOTAS];
/* We need to serialize quota_off() for device */
down(&dqopt->dqonoff_sem);
for (cnt = 0; cnt < MAXQUOTAS; cnt++) {
toputinode[cnt] = NULL;
- toputmnt[cnt] = NULL;
if (type != -1 && cnt != type)
continue;
if (!sb_has_quota_enabled(sb, cnt))
@@ -1348,9 +1346,7 @@ int vfs_quota_off(struct super_block *sb, int type)
put_quota_format(dqopt->info[cnt].dqi_format);
toputinode[cnt] = dqopt->files[cnt];
- toputmnt[cnt] = dqopt->mnt[cnt];
dqopt->files[cnt] = NULL;
- dqopt->mnt[cnt] = NULL;
dqopt->info[cnt].dqi_flags = 0;
dqopt->info[cnt].dqi_igrace = 0;
dqopt->info[cnt].dqi_bgrace = 0;
@@ -1358,10 +1354,7 @@ int vfs_quota_off(struct super_block *sb, int type)
}
up(&dqopt->dqonoff_sem);
/* Sync the superblock so that buffers with quota data are written to
- * disk (and so userspace sees correct data afterwards).
- * The reference to vfsmnt we are still holding protects us from
- * umount (we don't have it only when quotas are turned on/off for
- * journal replay but in that case we are guarded by the fs anyway). */
+ * disk (and so userspace sees correct data afterwards). */
if (sb->s_op->sync_fs)
sb->s_op->sync_fs(sb, 1);
sync_blockdev(sb->s_bdev);
@@ -1385,10 +1378,6 @@ int vfs_quota_off(struct super_block *sb, int type)
iput(toputinode[cnt]);
}
up(&dqopt->dqonoff_sem);
- /* We don't hold the reference when we turned on quotas
- * just for the journal replay... */
- if (toputmnt[cnt])
- mntput(toputmnt[cnt]);
}
if (sb->s_bdev)
invalidate_bdev(sb->s_bdev, 0);
@@ -1503,11 +1492,8 @@ int vfs_quota_on(struct super_block *sb, int type, int format_id, char *path)
/* Quota file not on the same filesystem? */
if (nd.mnt->mnt_sb != sb)
error = -EXDEV;
- else {
+ else
error = vfs_quota_on_inode(nd.dentry->d_inode, type, format_id);
- if (!error)
- sb_dqopt(sb)->mnt[type] = mntget(nd.mnt);
- }
out_path:
path_release(&nd);
return error;