From 85a79fc56eaee6587d19971b5348261773c1c507 Mon Sep 17 00:00:00 2001
From: Philipp Reisner <philipp.reisner@linbit.com>
Date: Tue, 13 Oct 2009 11:28:17 +0200
Subject: [PATCH] pohmelfs/connector: Disallow unpliviged users to configure
 pohmelfs

(cherry picked from commit 0179065b13b354cc0b940e7a632a65ec0448beff)

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 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 1b4d56412f7d..d8ec47a6ee06 100644
--- a/drivers/staging/pohmelfs/config.c
+++ b/drivers/staging/pohmelfs/config.c
@@ -450,6 +450,9 @@ 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:
-- 
2.39.5