From b21dddb9dfe50ca1e205faf4b25900895494d25b Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Sun, 1 Apr 2012 20:15:14 -0400 Subject: [PATCH] decnet: 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 --- net/decnet/dn_dev.c | 14 +++++++------- net/decnet/dn_rules.c | 10 +++++----- 2 files changed, 12 insertions(+), 12 deletions(-) diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c index 74d321a60e7..16efcda2f06 100644 --- a/net/decnet/dn_dev.c +++ b/net/decnet/dn_dev.c @@ -695,13 +695,13 @@ static int dn_nl_fill_ifaddr(struct sk_buff *skb, struct dn_ifaddr *ifa, ifm->ifa_scope = ifa->ifa_scope; ifm->ifa_index = ifa->ifa_dev->dev->ifindex; - if (ifa->ifa_address) - NLA_PUT_LE16(skb, IFA_ADDRESS, ifa->ifa_address); - if (ifa->ifa_local) - NLA_PUT_LE16(skb, IFA_LOCAL, ifa->ifa_local); - if (ifa->ifa_label[0]) - NLA_PUT_STRING(skb, IFA_LABEL, ifa->ifa_label); - + if ((ifa->ifa_address && + nla_put_le16(skb, IFA_ADDRESS, ifa->ifa_address)) || + (ifa->ifa_local && + nla_put_le16(skb, IFA_LOCAL, ifa->ifa_local)) || + (ifa->ifa_label[0] && + nla_put_string(skb, IFA_LABEL, ifa->ifa_label))) + goto nla_put_failure; return nlmsg_end(skb, nlh); nla_put_failure: diff --git a/net/decnet/dn_rules.c b/net/decnet/dn_rules.c index f65c9ddaee4..7399e3d5192 100644 --- a/net/decnet/dn_rules.c +++ b/net/decnet/dn_rules.c @@ -204,11 +204,11 @@ static int dn_fib_rule_fill(struct fib_rule *rule, struct sk_buff *skb, frh->src_len = r->src_len; frh->tos = 0; - if (r->dst_len) - NLA_PUT_LE16(skb, FRA_DST, r->dst); - if (r->src_len) - NLA_PUT_LE16(skb, FRA_SRC, r->src); - + if ((r->dst_len && + nla_put_le16(skb, FRA_DST, r->dst)) || + (r->src_len && + nla_put_le16(skb, FRA_SRC, r->src))) + goto nla_put_failure; return 0; nla_put_failure: