# HG changeset patch
# User Ruslan Ermilov <ru@nginx.com>
# Date 1619097172 -10800
# Node ID f2ff291bbdac157c1db7c1bea15d49ff780c0685
# Parent  2851e4c7de030d4f7efc9fe4f7a3e1107c0d1a43
Restored zeroing of ngx_channel_t in ngx_pass_open_channel().

Due to structure's alignment, some uninitialized memory contents may have
been passed between processes.

Zeroing was removed in 0215ec9aaa8a.

Reported by Johnny Wang.

diff --git a/src/os/unix/ngx_process_cycle.c b/src/os/unix/ngx_process_cycle.c
--- a/src/os/unix/ngx_process_cycle.c
+++ b/src/os/unix/ngx_process_cycle.c
@@ -398,6 +398,8 @@ ngx_pass_open_channel(ngx_cycle_t *cycle
     ngx_int_t      i;
     ngx_channel_t  ch;
 
+    ngx_memzero(&ch, sizeof(ngx_channel_t));
+
     ch.command = NGX_CMD_OPEN_CHANNEL;
     ch.pid = ngx_processes[ngx_process_slot].pid;
     ch.slot = ngx_process_slot;