diff options
| -rw-r--r-- | net/netfilter/nfnetlink.c | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c index 9ba6aa486f35..dec36abdf949 100644 --- a/net/netfilter/nfnetlink.c +++ b/net/netfilter/nfnetlink.c @@ -151,26 +151,14 @@ nfnetlink_check_attributes(struct nfnetlink_subsystem *subsys, struct nlmsghdr *nlh, struct nfattr *cda[]) { int min_len = NLMSG_SPACE(sizeof(struct nfgenmsg)); - u_int16_t attr_count; u_int8_t cb_id = NFNL_MSG_TYPE(nlh->nlmsg_type); - - attr_count = subsys->cb[cb_id].attr_count; - memset(cda, 0, sizeof(struct nfattr *) * attr_count); + u_int16_t attr_count = subsys->cb[cb_id].attr_count; /* check attribute lengths. */ if (likely(nlh->nlmsg_len > min_len)) { struct nfattr *attr = NFM_NFA(NLMSG_DATA(nlh)); int attrlen = nlh->nlmsg_len - NLMSG_ALIGN(min_len); - - while (NFA_OK(attr, attrlen)) { - unsigned flavor = NFA_TYPE(attr); - if (flavor) { - if (flavor > attr_count) - return -EINVAL; - cda[flavor - 1] = attr; - } - attr = NFA_NEXT(attr, attrlen); - } + nfattr_parse(cda, attr_count, attr, attrlen); } /* implicit: if nlmsg_len == min_len, we return 0, and an empty |