From 98a5783af02f4c9b87b676d7bbda6258045cfc76 Mon Sep 17 00:00:00 2001
From: Philipp Reisner <philipp.reisner@linbit.com>
Date: Fri, 2 Oct 2009 02:40:10 +0000
Subject: [PATCH] pohmelfs/connector: Disallow unpliviged users to configure
pohmelfs
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/staging/pohmelfs/config.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/staging/pohmelfs/config.c b/drivers/staging/pohmelfs/config.c
index c9162b3f0bf3..5d04bf5b021a 100644
--- a/drivers/staging/pohmelfs/config.c
+++ b/drivers/staging/pohmelfs/config.c
@@ -531,6 +531,9 @@ static void pohmelfs_cn_callback(struct cn_msg *msg, struct netlink_skb_parms *n
{
int err;
+ if (!cap_raised(nsp->eff_cap, CAP_SYS_ADMIN))
+ return;
+
switch (msg->flags) {
case POHMELFS_FLAGS_ADD:
case POHMELFS_FLAGS_DEL:
--
2.20.1