From: Philipp Reisner <philipp.reisner@linbit.com>
Date: Fri, 2 Oct 2009 02:40:10 +0000 (+0000)
Subject: pohmelfs/connector: Disallow unpliviged users to configure pohmelfs
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=98a5783af02f4c9b87b676d7bbda6258045cfc76;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

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>
---

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: