[nginx] Fixed unexpected ngx_socket_errno usage.

[Maxim Dounin]

details:   http://freenginx.org/hg/nginx/rev/a1141ed0eb84
branches:  
changeset: 9455:a1141ed0eb84
user:      Maxim Dounin <mdounin at mdounin.ru>
date:      Wed Jan 07 18:22:53 2026 +0300
description:
Fixed unexpected ngx_socket_errno usage.

The particular error is reported because the protocol family of an
inherited socket is not supported, and not because of a syscall error,
so ngx_socket_errno contains unrelated data and should not be used.

diffstat:

 src/core/ngx_connection.c |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff --git a/src/core/ngx_connection.c b/src/core/ngx_connection.c
--- a/src/core/ngx_connection.c
+++ b/src/core/ngx_connection.c
@@ -197,7 +197,7 @@ ngx_set_inherited_sockets(ngx_cycle_t *c
             break;
 
         default:
-            ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_socket_errno,
+            ngx_log_error(NGX_LOG_CRIT, cycle->log, 0,
                           "the inherited socket #%d has "
                           "an unsupported protocol family", ls[i].fd);
             ls[i].ignore = 1;