[NET_SCHED]: act_api: use nlmsg_parse

Convert open-coded nlmsg_parse to use the real function.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 4 deletions

diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index ae077ed208af..2fe0345ddcb1 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -984,11 +984,8 @@ find_dump_kind(struct nlmsghdr *n)
         struct nlattr *tb[TCA_ACT_MAX_PRIO + 1];
         struct nlattr *nla[TCAA_MAX + 1];
         struct nlattr *kind;
-        int min_len = NLMSG_LENGTH(sizeof(struct tcamsg));
-        int attrlen = n->nlmsg_len - NLMSG_ALIGN(min_len);
-        struct nlattr *attr = (void *) n + NLMSG_ALIGN(min_len);
 
-        if (nla_parse(nla, TCAA_MAX, attr, attrlen, NULL) < 0)
+        if (nlmsg_parse(n, sizeof(struct tcamsg), nla, TCAA_MAX, NULL) < 0)
                 return NULL;
         tb1 = nla[TCA_ACT_TAB];
         if (tb1 == NULL)