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-rw-r--r--net/netfilter/nfnetlink.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index c8b4f0d29df3..9d33807ec16d 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -149,17 +149,10 @@ static int
nfnetlink_check_attributes(struct nfnetlink_subsystem *subsys,
struct nlmsghdr *nlh, struct nfattr *cda[])
{
- int min_len;
+ int min_len = NLMSG_SPACE(sizeof(struct nfgenmsg));
u_int16_t attr_count;
u_int8_t cb_id = NFNL_MSG_TYPE(nlh->nlmsg_type);
- if (unlikely(cb_id >= subsys->cb_count))
- return -EINVAL;
-
- min_len = NLMSG_SPACE(sizeof(struct nfgenmsg));
- if (unlikely(nlh->nlmsg_len < min_len))
- return -EINVAL;
-
attr_count = subsys->cb[cb_id].attr_count;
memset(cda, 0, sizeof(struct nfattr *) * attr_count);