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authorRoss Zwisler <ross.zwisler@linux.intel.com>2018-02-03 00:26:10 -0700
committerRoss Zwisler <ross.zwisler@linux.intel.com>2018-02-03 00:26:10 -0700
commitd121f07691415df824e6b60520f782f6d13b3c81 (patch)
tree422ad3cc6fd631604fef4e469e49bacba8202e52 /net/netfilter/xt_osf.c
parent59858d3d54cfad1f8db67c2c07e4dd33bb6ed955 (diff)
parent569d0365f571fa6421a5c80bc30d1b2cdab857fe (diff)
Merge branch 'for-4.16/dax' into libnvdimm-for-next
Diffstat (limited to 'net/netfilter/xt_osf.c')
-rw-r--r--net/netfilter/xt_osf.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/netfilter/xt_osf.c b/net/netfilter/xt_osf.c
index 36e14b1f061d..a34f314a8c23 100644
--- a/net/netfilter/xt_osf.c
+++ b/net/netfilter/xt_osf.c
@@ -19,6 +19,7 @@
#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/capability.h>
#include <linux/if.h>
#include <linux/inetdevice.h>
#include <linux/ip.h>
@@ -70,6 +71,9 @@ static int xt_osf_add_callback(struct net *net, struct sock *ctnl,
struct xt_osf_finger *kf = NULL, *sf;
int err = 0;
+ if (!capable(CAP_NET_ADMIN))
+ return -EPERM;
+
if (!osf_attrs[OSF_ATTR_FINGER])
return -EINVAL;
@@ -115,6 +119,9 @@ static int xt_osf_remove_callback(struct net *net, struct sock *ctnl,
struct xt_osf_finger *sf;
int err = -ENOENT;
+ if (!capable(CAP_NET_ADMIN))
+ return -EPERM;
+
if (!osf_attrs[OSF_ATTR_FINGER])
return -EINVAL;