[PATCH 7/8] pohmelfs/connector: Disallow unpliviged users to configure pohmelfs

From: Philipp Reisner <philipp.reisner@linbit.com>
To: linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	"David S. Miller" <davem@davemloft.net>, Greg KH <greg@kroah.com>
Cc: dm-devel@redhat.com, Evgeniy Polyakov <zbr@ioremap.net>,
	linux-fbdev-devel@lists.sourceforge.net,
	Philipp Reisner <philipp.reisner@linbit.com>
Subject: [PATCH 7/8] pohmelfs/connector: Disallow unpliviged users to configure pohmelfs
Date: Fri,  2 Oct 2009 14:40:10 +0200	[thread overview]
Message-ID: <1254487211-11810-8-git-send-email-philipp.reisner@linbit.com> (raw)
In-Reply-To: <1254487211-11810-7-git-send-email-philipp.reisner@linbit.com>

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
---
 drivers/staging/pohmelfs/config.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/staging/pohmelfs/config.c b/drivers/staging/pohmelfs/config.c
index c9162b3..5d04bf5 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:
-- 
1.6.0.4

