From: Ben Hutchings <ben@decadent.org.uk>
Date: Fri, 2 Nov 2012 05:32:06 +0000 (+0000)
Subject: fs: Enable link security restrictions by default
X-Git-Tag: archive/raspbian/5.18.5-1+rpi1^2~48
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=1b8bba81146138a5d5b61e09bfcb31e962ee4a77;p=linux.git

fs: Enable link security restrictions by default

Bug-Debian: https://bugs.debian.org/609455
Forwarded: not-needed

This reverts commit 561ec64ae67ef25cac8d72bb9c4bfc955edfd415
('VFS: don't do protected {sym,hard}links by default').


Gbp-Pq: Topic debian
Gbp-Pq: Name fs-enable-link-security-restrictions-by-default.patch
---

diff --git a/fs/namei.c b/fs/namei.c
index fd3c95ac261..5f711e9520f 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1020,8 +1020,8 @@ static inline void put_link(struct nameidata *nd)
 		path_put(&last->link);
 }
 
-static int sysctl_protected_symlinks __read_mostly;
-static int sysctl_protected_hardlinks __read_mostly;
+static int sysctl_protected_symlinks __read_mostly = 1;
+static int sysctl_protected_hardlinks __read_mostly = 1;
 static int sysctl_protected_fifos __read_mostly;
 static int sysctl_protected_regular __read_mostly;