diff options
Diffstat (limited to 'drivers/infiniband/core/netlink.c')
| -rw-r--r-- | drivers/infiniband/core/netlink.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/infiniband/core/netlink.c b/drivers/infiniband/core/netlink.c index a7082adae16b..484d6a8a2811 100644 --- a/drivers/infiniband/core/netlink.c +++ b/drivers/infiniband/core/netlink.c @@ -76,9 +76,13 @@ static bool is_nl_msg_valid(unsigned int type, unsigned int op) static bool is_nl_valid(unsigned int type, unsigned int op) { - if (!is_nl_msg_valid(type, op) || - !rdma_nl_types[type].cb_table || - !rdma_nl_types[type].cb_table[op].dump) + const struct rdma_nl_cbs *cb_table; + + if (!is_nl_msg_valid(type, op)) + return false; + + cb_table = rdma_nl_types[type].cb_table; + if (!cb_table || (!cb_table[op].dump && !cb_table[op].doit)) return false; return true; } @@ -151,6 +155,7 @@ static int rdma_nl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, unsigned int op = RDMA_NL_GET_OP(type); struct netlink_callback cb = {}; struct netlink_dump_control c = {}; + int ret; if (!is_nl_valid(index, op)) return -EINVAL; @@ -169,10 +174,14 @@ static int rdma_nl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, cb.nlh = nlh; cb.dump = rdma_nl_types[index].cb_table[op].dump; return cb.dump(skb, &cb); + } else { + c.dump = rdma_nl_types[index].cb_table[op].dump; + return netlink_dump_start(nls, skb, nlh, &c); } + if (rdma_nl_types[index].cb_table[op].doit) + ret = rdma_nl_types[index].cb_table[op].doit(skb, nlh, extack); + return ret; - c.dump = rdma_nl_types[index].cb_table[op].dump; - return netlink_dump_start(nls, skb, nlh, &c); } /* |