diff options
| author | Ingo Molnar <mingo@kernel.org> | 2017-11-10 10:21:08 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-11-10 10:21:08 +0300 |
| commit | b5cd3b51e247473e290be5cd09e77171e466cd89 (patch) | |
| tree | ac8c87e1b38f61a4c879c574dc9373db41f3df01 /drivers/infiniband/core/netlink.c | |
| parent | 376f3bcebdc999cc737d9052109cc33b573b3a8b (diff) | |
| parent | 1c9dbd4615fd751e5e0b99807a3c7c8612e28e20 (diff) | |
| download | linux-b5cd3b51e247473e290be5cd09e77171e466cd89.tar.xz | |
Merge branch 'linus' into x86/platform, to refresh the branch
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/infiniband/core/netlink.c')
| -rw-r--r-- | drivers/infiniband/core/netlink.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/infiniband/core/netlink.c b/drivers/infiniband/core/netlink.c index b12e58787c3d..1fb72c356e36 100644 --- a/drivers/infiniband/core/netlink.c +++ b/drivers/infiniband/core/netlink.c @@ -175,13 +175,24 @@ static int rdma_nl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, !netlink_capable(skb, CAP_NET_ADMIN)) return -EPERM; + /* + * LS responses overload the 0x100 (NLM_F_ROOT) flag. Don't + * mistakenly call the .dump() function. + */ + if (index == RDMA_NL_LS) { + if (cb_table[op].doit) + return cb_table[op].doit(skb, nlh, extack); + return -EINVAL; + } /* FIXME: Convert IWCM to properly handle doit callbacks */ if ((nlh->nlmsg_flags & NLM_F_DUMP) || index == RDMA_NL_RDMA_CM || index == RDMA_NL_IWCM) { struct netlink_dump_control c = { .dump = cb_table[op].dump, }; - return netlink_dump_start(nls, skb, nlh, &c); + if (c.dump) + return netlink_dump_start(nls, skb, nlh, &c); + return -EINVAL; } if (cb_table[op].doit) |