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authorDavid S. Miller <davem@davemloft.net>2012-03-29 23:15:10 -0400
committerDavid S. Miller <davem@davemloft.net>2012-04-01 18:11:37 -0400
commit7f116b5b6c2418e9d9ba2c2ba82cbbad45e36fc5 (patch)
tree05983b2a160db6a7070c55ae5389d583798fd644 /net
parent1b34ec43c9b3de44a5420841ab293d1b2035a94c (diff)
downloadop-kernel-dev-7f116b5b6c2418e9d9ba2c2ba82cbbad45e36fc5.zip
op-kernel-dev-7f116b5b6c2418e9d9ba2c2ba82cbbad45e36fc5.tar.gz
phonet: Stop using NLA_PUT*().
These macros contain a hidden goto, and are thus extremely error prone and make code hard to audit. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/phonet/pn_netlink.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/net/phonet/pn_netlink.c b/net/phonet/pn_netlink.c
index d61f676..cfdf135 100644
--- a/net/phonet/pn_netlink.c
+++ b/net/phonet/pn_netlink.c
@@ -116,7 +116,8 @@ static int fill_addr(struct sk_buff *skb, struct net_device *dev, u8 addr,
ifm->ifa_flags = IFA_F_PERMANENT;
ifm->ifa_scope = RT_SCOPE_LINK;
ifm->ifa_index = dev->ifindex;
- NLA_PUT_U8(skb, IFA_LOCAL, addr);
+ if (nla_put_u8(skb, IFA_LOCAL, addr))
+ goto nla_put_failure;
return nlmsg_end(skb, nlh);
nla_put_failure:
@@ -183,8 +184,9 @@ static int fill_route(struct sk_buff *skb, struct net_device *dev, u8 dst,
rtm->rtm_scope = RT_SCOPE_UNIVERSE;
rtm->rtm_type = RTN_UNICAST;
rtm->rtm_flags = 0;
- NLA_PUT_U8(skb, RTA_DST, dst);
- NLA_PUT_U32(skb, RTA_OIF, dev->ifindex);
+ if (nla_put_u8(skb, RTA_DST, dst) ||
+ nla_put_u32(skb, RTA_OIF, dev->ifindex))
+ goto nla_put_failure;
return nlmsg_end(skb, nlh);
nla_put_failure:
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