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authorKees Cook <keescook@chromium.org>2012-08-27 13:32:15 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-08-27 13:42:02 -0700
commit82aceae4f0d42f03d9ad7d1e90389e731153898f (patch)
tree9e39183cb3d2a971ac794da1b94d4dd7f07faa5d /fs/debugfs
parent9db48aaf18d675ac41f550c9384154e0c00de2ef (diff)
debugfs: more tightly restrict default mount mode
Since the debugfs is mostly only used by root, make the default mount mode 0700. Most system owners do not need a more permissive value, but they can choose to weaken the restrictions via their fstab. Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/debugfs')
-rw-r--r--fs/debugfs/inode.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index 2c9fafbe842..6393fd61d5c 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -28,7 +28,7 @@
#include <linux/magic.h>
#include <linux/slab.h>
-#define DEBUGFS_DEFAULT_MODE 0755
+#define DEBUGFS_DEFAULT_MODE 0700
static struct vfsmount *debugfs_mount;
static int debugfs_mount_count;