diff options
| author |  Jiri Pirko <jiri@mellanox.com>
| 2019-10-05 20:04:38 +0200 |
|---|---|---|
| committer |  David S. Miller <davem@davemloft.net>
| 2019-10-06 15:44:47 +0200 |
| commit | 4495af31947bcc8886fe43737500f12729f7bdd9 (patch) | |
| tree | 1d99aa7260fe1e1b1aab0514153f6727f7896c41 /net/nfc/netlink.c | |
| parent | net: ieee802154: have genetlink code to parse the attrs during dumpit (diff) | |
| download | linux-4495af31947bcc8886fe43737500f12729f7bdd9.tar.gz linux-4495af31947bcc8886fe43737500f12729f7bdd9.tar.bz2 linux-4495af31947bcc8886fe43737500f12729f7bdd9.zip | |
net: nfc: have genetlink code to parse the attrs during dumpit
Benefit from the fact that the generic netlink code can parse the attrs
for dumpit op and avoid need to parse it in the op callback.
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/nfc/netlink.c')
| -rw-r--r-- | net/nfc/netlink.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c index 17e6ca62f1be..fd9ad534dd9b 100644 --- a/net/nfc/netlink.c +++ b/net/nfc/netlink.c @@ -102,22 +102,14 @@ nla_put_failure: static struct nfc_dev *__get_device_from_cb(struct netlink_callback *cb) { - struct nlattr **attrbuf = genl_family_attrbuf(&nfc_genl_family); + const struct genl_dumpit_info *info = genl_dumpit_info(cb); struct nfc_dev *dev; - int rc; u32 idx; - rc = nlmsg_parse_deprecated(cb->nlh, - GENL_HDRLEN + nfc_genl_family.hdrsize, - attrbuf, nfc_genl_family.maxattr, - nfc_genl_policy, NULL); - if (rc < 0) - return ERR_PTR(rc); - - if (!attrbuf[NFC_ATTR_DEVICE_INDEX]) + if (!info->attrs[NFC_ATTR_DEVICE_INDEX]) return ERR_PTR(-EINVAL); - idx = nla_get_u32(attrbuf[NFC_ATTR_DEVICE_INDEX]); + idx = nla_get_u32(info->attrs[NFC_ATTR_DEVICE_INDEX]); dev = nfc_get_device(idx); if (!dev) @@ -1697,7 +1689,8 @@ static const struct genl_ops nfc_genl_ops[] = { }, { .cmd = NFC_CMD_GET_TARGET, - .validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP, + .validate = GENL_DONT_VALIDATE_STRICT | + GENL_DONT_VALIDATE_DUMP_STRICT, .dumpit = nfc_genl_dump_targets, .done = nfc_genl_dump_targets_done, }, |