3.16.44-rc1 review patch. If anyone has any objections, please let me know.
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From: Matthias Schiffer <mschiffer@xxxxxxxxxxxxxxxxxxxx>
commit 4e37d6911f36545b286d15073f6f2222f840e81c upstream.
The incorrect check caused an off-by-one error: the maximum VID 0xffffff
was unusable.
Fixes: d342894c5d2f ("vxlan: virtual extensible lan")
Signed-off-by: Matthias Schiffer <mschiffer@xxxxxxxxxxxxxxxxxxxx>
Acked-by: Jiri Benc <jbenc@xxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
drivers/net/vxlan.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -2326,7 +2326,7 @@ static int vxlan_validate(struct nlattr
if (data[IFLA_VXLAN_ID]) {
__u32 id = nla_get_u32(data[IFLA_VXLAN_ID]);
- if (id >= VXLAN_VID_MASK)
+ if (id >= VXLAN_N_VID)
return -ERANGE;
}