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Subject[PATCH 20/20] fs: ubifs: world-writable debugfs dump_* files
Date
Don't allow everybody to dump sensitive information about filesystems.

Signed-off-by: Vasiliy Kulikov <segoon@openwall.com>
---
Compile tested only.
fs/ubifs/debug.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c
index 0bee4db..bcb1acb 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -2813,19 +2813,19 @@ int dbg_debugfs_init_fs(struct ubifs_info *c)
}

fname = "dump_lprops";
- dent = debugfs_create_file(fname, S_IWUGO, d->dfs_dir, c, &dfs_fops);
+ dent = debugfs_create_file(fname, S_IWUSR, d->dfs_dir, c, &dfs_fops);
if (IS_ERR(dent))
goto out_remove;
d->dfs_dump_lprops = dent;

fname = "dump_budg";
- dent = debugfs_create_file(fname, S_IWUGO, d->dfs_dir, c, &dfs_fops);
+ dent = debugfs_create_file(fname, S_IWUSR, d->dfs_dir, c, &dfs_fops);
if (IS_ERR(dent))
goto out_remove;
d->dfs_dump_budg = dent;

fname = "dump_tnc";
- dent = debugfs_create_file(fname, S_IWUGO, d->dfs_dir, c, &dfs_fops);
+ dent = debugfs_create_file(fname, S_IWUSR, d->dfs_dir, c, &dfs_fops);
if (IS_ERR(dent))
goto out_remove;
d->dfs_dump_tnc = dent;
--
1.7.0.4


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