net: netlink: make netlink_walk_start() void return type
authorTaehee Yoo <ap420073@gmail.com>
Sun, 9 Jun 2019 17:05:30 +0000 (02:05 +0900)
committerDavid S. Miller <davem@davemloft.net>
Tue, 11 Jun 2019 18:55:48 +0000 (11:55 -0700)
commitabf9979f7ef34eea0d610885b7335ee4d6df05f9
tree173e17a934f5ad18b1eee6b0e4b197685161ff66
parente28799e52a0a7188374679184a32ca24921ff40e
net: netlink: make netlink_walk_start() void return type

netlink_walk_start() needed to return an error code because of
rhashtable_walk_init(). but that was converted to rhashtable_walk_enter()
and it is a void type function. so now netlink_walk_start() doesn't need
any return value.

Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/netlink/af_netlink.c