[NETLINK]: Make use of NLA_STRING/NLA_NUL_STRING attribute validation

Converts existing NLA_STRING attributes to use the new
validation features, saving a couple of temporary buffers.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 0487677729cf..8e8d1f17d77a 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -85,7 +85,7 @@ static struct nla_policy ifa_ipv4_policy[IFA_MAX+1] __read_mostly = {
         [IFA_ADDRESS]           = { .type = NLA_U32 },
         [IFA_BROADCAST]         = { .type = NLA_U32 },
         [IFA_ANYCAST]           = { .type = NLA_U32 },
-        [IFA_LABEL]             = { .type = NLA_STRING },
+        [IFA_LABEL]             = { .type = NLA_STRING, .len = IFNAMSIZ - 1 },
 };
 
 static void rtmsg_ifa(int event, struct in_ifaddr *, struct nlmsghdr *, u32);