[PATCH 10/12] ipc: drop unused $args from ->ipc_worker_stop

[Eric Wong]

It's not used anywhere, and simplifies the next commit.
---
 lib/PublicInbox/IPC.pm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/PublicInbox/IPC.pm b/lib/PublicInbox/IPC.pm
index 671ad5d5..34e40118 100644
--- a/lib/PublicInbox/IPC.pm
+++ b/lib/PublicInbox/IPC.pm
@@ -169,7 +169,7 @@ sub ipc_atfork_child {
 
 # idempotent, can be called regardless of whether worker is active or not
 sub ipc_worker_stop {
-       my ($self, $args) = @_;
+       my ($self) = @_;
        my ($pid, $ppid) = delete(@$self{qw(-ipc_pid -ipc_ppid)});
        my ($w_req, $r_res) = delete(@$self{qw(-ipc_req -ipc_res)});
        if (!$w_req && !$r_res) {
@@ -180,7 +180,7 @@ sub ipc_worker_stop {
        $w_req = $r_res = undef;
 
        return if $$ != $ppid;
-       dwaitpid($pid, \&ipc_worker_reap, [$self, $args]);
+       dwaitpid($pid, \&ipc_worker_reap, [$self]);
 }
 
 # use this if we have multiple readers reading curl or "pigz -dc"