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authorDave Airlie <airlied@redhat.com>2017-05-30 15:54:15 +1000
committerDave Airlie <airlied@redhat.com>2017-05-30 15:54:15 +1000
commit2a1720376adda5ecf8e636fbfb05339c7dad1c55 (patch)
treecdb76abac82306516aa556d9e9ddb15571f07517 /net/bridge/br_netlink.c
parenta82256bc026722800d1fdeca5521f1ba487bc2ef (diff)
parent5ed02dbb497422bf225783f46e6eadd237d23d6b (diff)
Backmerge tag 'v4.12-rc3' into drm-next
Linux 4.12-rc3 Daniel has requested this for some drm-intel-next work.
Diffstat (limited to 'net/bridge/br_netlink.c')
-rw-r--r--net/bridge/br_netlink.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index c5ce7745b230..574f78824d8a 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -835,6 +835,13 @@ static int br_validate(struct nlattr *tb[], struct nlattr *data[])
return -EPROTONOSUPPORT;
}
}
+
+ if (data[IFLA_BR_VLAN_DEFAULT_PVID]) {
+ __u16 defpvid = nla_get_u16(data[IFLA_BR_VLAN_DEFAULT_PVID]);
+
+ if (defpvid >= VLAN_VID_MASK)
+ return -EINVAL;
+ }
#endif
return 0;